Carin, a widow, elected to receive the proceeds of a $100,000 life insurance policy on the life of her deceased husband in 10 installments of $15,000 each. Her husband had paid premiums of $75,000 on the policy. In the first year, Carin collected $15,000 from the insurance company. She must include in gross income:
A) $0
B) $5,000
C) $10,000
D) $15,000
E) None of the above