CATER :

A. Advance

B. Develop

C. Provide

D. Discover

Answer: Option C

Solution(By Examveda Team)

Advance :move forwards in a purposeful way.
Develop : grow or cause to grow and become more mature, advanced, or elaborate.
Discover: find unexpectedly.
Provide : make available for use; supply.
CATER : : provide with what is needed or required.

Synonym of CATER is Provide.