1. 

In the following question, a word has been given, followed by four other words, one of which cannot be formed by using the letters from the given word. Find that word.

CONTEMPTUOUS
A. CON
B. TOM
C. PRETTY
D. POST

Answer: Option C

Explanation:

By using the letters of given word, 'PRETTY' cannot be formed because letters 'R' and 'Y' are not present in the given word.