When Dan finished school, he started to live the life of a risk taker. "What do I have to lose?" he thought. Steve, on the other hand, was happily married to Jessica. He elected not to have his genes tested but to continue to live the nearly perfect life he and Jessica had always enjoyed.Why did the author use the phrase "on the other hand"?

A. to show that Steve's other hand is fine
B. to contrast Dan and Steve
C. to explain why Steve didn't get his genes tested