I'm proud of yourselves spelling "frugivorous" correctly to win the state-wide spelling bee.

Question

What is the best way to rewrite this sentence?
A.
I'm proud of yours spelling "frugivorous" correctly to win the state-wide spelling bee.
B.
I'm proud of you spelling "frugivorous" correctly to win the state-wide spelling bee.
C.
I'm proud of your spelling "frugivorous" correctly to win the state-wide spelling bee.
D.
I'm proud of yourself spelling "frugivorous" correctly to win the state-wide spelling bee.

Answer 1

The best way to rewrite the sentence is:

C. I'm proud of your spelling "frugivorous" correctly to win the state-wide spelling bee.