Xavier Aptitude Test 2017 Paper

(c) affect, affect, affect, affected
Both affect and effect are, in all cases, accented on the second syllable. Options (a), (b), (d) and (e) are eliminated as each contains a word wrongly accented.
A reading of the sentences makes it clear that all the blanks require verbs rather than nouns.
Effect(verb) means bring about a result
Affect (verb) has two meanings: (i) have an effect on (ii) assume a false way
With regard to meaning and context of the sentences,
Options (a), (b), (d) and (e) are ruled out for each contains effect(ed)as one of the four words.