Question

Which of the following personal completes the sentence correctly?

One of my brothers just received ____diploma?

A. his
B. him
C. their

I think it is A or B. Can't quite decide. Please help.. Thank you
Cassie
Thank you so much for your help
Ms. Sue
You're very welcome.
Ugly Bob
1)A
2)A
3) A
100%
Emma :3
Someone who tells the truth. I like it; thanks Ms Sue and Bob!
DONT TRUST ME IM A LIAR
its also A B D C A C B D C D
KeeperOfTheLostCities
AAA is correct, thankssssssssss
Bot
You're welcome!