UPSC NDA I 2014 General Ability Paper

Wholesome, the word in question means nutritious, hearty. Option (a) is complete which has synonym very close to wholesome. Option (b) unhealthy means something which is not good for health or deficient in nutrition. Option (c) incomprehensible means inexplicable or inconceivable thus this word has no relation with the word wholesome. Option (d) "few" is an adverb used for countable nouns. After going through the option it is clear that option (b) unhealthy is the most appropriate answer.