Multiple choice

Cholera can be controlled _________ keeping proper sanitation.

  1. in

  2. by

  3. at

  4. with

  5. .
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

 Here, ‘by’ is the correct option as it is used to indicate the means of achieving something. ‘In’ is used for expressing a period of time during which an event happens or a situation remains the case. ‘At’ is used for expressing location or arrival in a particular place or position and with is used to imply having or possessing something.

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