Value of k foe which (x - 1) is a factor of (x3 - k) is :

B. 1

Which one word can be formed from the following letters ?
a  a  d  e  f  g  r  s  u

B. SAFEGUARD

Choose or find odd word - Nephrology , Etomology , Astrology , Mycology , Pathology

C. ASTROLOGY

Complete analogous pair - Illiteracy : Education : : Flood : ?

C. DAM

Choose the correct alternative from the following : - Assertion (A) : Cut fruits and vegetables should not be kept in open for long.
Reason (R) : Their vitamin content is ruined.

A. BOTH A AND R ARE TRUE AND R IS THE CORRECT EXPLANATION OF A.