Which single letter can be prefixed to the following words in order to obtain entirely new words? (Same letter has to be prefixed in all the five words of each)
EAT OUR IS AS AT


A) C

B) B

C) S

D) H

Correct answer:
D) H

Description for Correct answer:
Given words: EAT, OUR, IS, AS, AT

When 'H' is prefixed we get new words.

HEAT, HOUR, HIS, HAS, HAT


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