Compton Computers sold a computer (cost of $3,100) for $6,500 to a customer. The customer paid cash. The sales price included a one-year contract valued at $216. Compton satisfies the first month of the service contract. The journal entry to recognize one month of revenue from the service contract would be: A. debit to Unearned Revenue for $18; credit to Service Revenue for $18. B. debit to Service Revenue for $216; credit to Unearned Revenue for $216. OC. debit to Service Revenue for $18; credit to Uneamed Revenue for $18. dahit in Innamad Daunnin for 2016. dit to Candien Daunna f 22