Verbal Ability (Mixed)

Case of complementary, but opposite words. Courteous means polite and gracious; considerate toward others; well-mannered. Aloof means reserved and cool.
 

Forbearance is the quality of being forbearing; self-control; patient, restraint. Impatience is the opposite.
 

Case of vocabulary usage. We know that once a quarrel takes place, partnerships come to an end. Catalyst means 'a person or thing acting as the stimulus in bringing about or hastening a result'. ''Incentive' has a positive connotation.
 

Cacophonous (derived from cacophony) means discord. Option 1, 3 and 4 are its synonyms. Harmonious is the anrtonym of cacophonny.

Persuade means 'to cause to do something, esp. by reasoning, urging, or inducement; prevail upon'.  Admant is its opposite that means 'unbreakable, not giving in or relenting'.
 

The sentence implies that the law has been temporarily put to rest. Abeyance means temporary suspension, as of an activity or function. A law itself can never be in power, rather it's an instrument to empower. Thus, option 3 eliminated.
 

Perpetrate means to do or comit (something evil, criminal, or offensive); be guilty of. Sufferer will be one who suffers.
 

We know twists in any scandal leave the public in a state of eager anticipation, excitement, or interest. Agog means the same.
 

Inflict means to give or cause (pain, wounds, etc.) by or as by striking; cause to be borne. Alleviate means to make less hard to bear; lighten or relieve (pain, suffering, etc).

Indulgence comes from 'indulge' that means to yield to or satisfy (a desire); give oneself up to. Abstemious comes from abstinence that means the act of voluntarily doing without some or all food.
 

 Error of parallelism and redundancy. To provide emotional security ... to provide an environmentor simply: To provide emotional security ... an environment.

The sentence is perfectly correct.

Error of noun-pronoun aagreement. Subject 'organization' (singular noun) needs to be followed by 'its' (singular pronoun) rather than by 'their' (plural pronoun).

'Act' is a singular term, so we have accompany it with other singular term. Singular of 'were' is 'was'. So, here D is the answer.

This is the passive case of past perfect. 'Which is being' needs to be chabged with 'which had been'.

The sentence is perfectly correct. 'Power to reckon with' means someone or something that is important and powerful and must not be ignored.

Here 'aim at' need to be followed by a gerund form. Fence, option 1.

This is an assertive sentence, and not an interrogative one. So, as per rules it is perfectly correct.

Case of idiomatic usage. 'Bring about' means 'to make something happen'. Moreover, role (in such cases) is followed by preposition 'in' .

Captious means fond of catching others in mistakes; quick to find fault. Hypercritical means too critical; too severe in judgment; hard to please.

Error of verb usage. Here, in place of verb (bothering), we need verb of being (bothered).

Deleterious means harmful to health or well-being; injurious. Toxic means acting as a poison; poisonous.

 

Enervate means to deprive of strength, force, vigor, etc.; weaken physically, mentally, or morally. Debilitate means to make weak or feeble; enervate.

Impromptu means without preparation or advance thought; offhand. Thus, option 3.

Mettle means quality of character or temperament; esp., high quality of character; spirit; courage; ardor. Mettlesome means full of mettle. Spirited means full of spirit; lively; energetic; animated.