The Green Company, an Accrual Basis Taxpayer, Provides Business-Consulting Services

The Green Company, an accrual basis taxpayer, provides business-consulting services.Clients generally pay a retainer at the beginning of a 12-month period.This entitles the client to no more than 40 hours of services.Once the client has received 40 hours of services, Green charges $500 per hour.Green Company allocates the retainer to income based on the number of hours worked on the contract.At the end of the tax year, the company had $50,000 of unearned revenues from these contracts.The company also had $10,000 in unearned rent income received from excess office space leased to other companies.Based on the above, Green must include in gross income for the current year:

A) $60,000.
B) $50,000.
C) $10,000.
D) $0.
E) None of the above.