contestada

"I think we have a couple choices in this case; do the
homework, or accept the consequences."
What is the proper way to punctuate this sentence?
A. I think we have a couple choices in this case do the homework, or accept the consequences.
B. I think we have a couple choices in this case: do the homework, or accept the consequences.
C. I think we have a couple choices in this case, do the homework, or accept the consequences,
D. As it is.