Choose the word that is a necessary part of the underlined word.
bonus

A. reward

B. raise

C. cash

D. employer

Answer: Option A

Solution(By Examveda Team)

A bonus is something given or paid beyond what is usual or expected, so reward is the essential element. A bonus may not involve a raise in pay or cash (choices b and c), and it may be received from someone other than an employer (choice d).