An Internet Service Provider Requires Customers to Prepay for Six

Multiple Choice

An internet service provider requires customers to prepay for six months of service. On August 1, 2010, Ricky Roberts paid $480 for internet service for the next six-month period. For the year ended December 31, 2010, how much revenue will the internet service have earned from Roberts?

A) $ 0
B) $ 80
C) $320
D) $400
E) $480