A. Promotion
B. Advancement
C. Betterment
D. Preference
✅ The correct answer is option C.
Promotion : activity that supports or encourages a cause, venture, or aim.
Promotion : activity that supports or encourages a cause, venture, or aim.
Advancement : the process of promoting a cause or plan.
Betterment : the improvement of something.
Preference : a greater liking for one alternative over another or others.
Improvement : an example of improving or being improved.
Synonym of Improvement is Betterment