What would be the account balance in the Service Revenue account after the following transactions, assuming a zero beginning balance? Performed services and left a bill. $5,400 Performed services and collected immediately. $4,100 Performed services and billed customer. $2,500 Performed services on account. Received partial payment on account. $7,800 $1,800 Multiple Choice $19,800 $21,600 $11.900