IMPROVEMENT

A. Advancement

B. Betterment

C. Promotion

D. Preference

Answer: Option B

Solution(By Examveda Team)

Advancement : the process of promoting a cause or plan.
Betterment : the improvement of something.
Promotion : activity that supports or encourages a cause, venture, or aim.
Preference : a greater liking for one alternative over another or others.
Improvement : development; betterment.


Synonym of Improvement is Betterment