If with the third, fourth, fifth, seventh and tenth letters of the word 'PERSONALITY', a meaningful word is formed, then first letter of the word is the answer. If no word is possible then X is the answer.
Answer: C . RTweet
The third, fourth, fifth, seventh and tenth letters of the word PERSONALITY are R, S, O, A and T respectively. The word formed is ROAST. So, the first letter is R.