Situation :

Siti has just got the first prize in the “Bakiak race” to celebrate Indonesia Independence day. Beni congratulates her.

What does Beni say to congratulate Siti?

Beni : “. . . . ”

Siti : “Thank you.”

A. Sure, Good luck.

B. Congratulate to Siti

C. Congratulations, Siti.

D. Thanks, I will do my best