Confusing Words

Directions: In the question, there are four sentences. Each sentence has a pair of words/phrases marked as ‘A’ and ‘B’ that are italicised or highlighted. For each sentence, select the most appropriate word or phrase to form grammatically and syntactically correct sentence. Then, from the options that follow, choose the correct one.

(i) If you meet your teacher Mr. Ronikey there, please pay my (A) compliments (B) complements to him.
(ii) Your elder brother is a member of the National Cadet (A) Corps (B) Crops.
(iii) The police could not (A) elicit (B) illicit any information from the leader of the gang of robbers.
(iv) To use (A) fowl (B) foul language is not a part of his nature as he comes of a very noble family.