Pahelp po please,,1 number lang po to huhu..alam ko po masasagot niyo to,,please po

What is the reflexive property?

Given: m∠A + m∠B = m∠B + m∠C

Prove: m∠C = m∠A

A. m∠a=a
B. m∠b=b
C. m∠c=m∠c
D. m∠abc=m∠abc

Pahelp po,kailangan lng po,,please pls

Ma-mark ko po yung sasagot,salamat rin po sa inyo.pls