Answer:
Dr Accounts Receivable $3,400
Cr Roofing Fees Revenue $3,400
Step-by-step explanation:
The revenue must be recognized in the books of accounts when it earned and when the part of contract that the company must fulfill has been fulfilled (Consideration of contract has been delivered). In this case, the consideration of the job was deliverd to the customer in the year hence the revenue must be recognized in the same year and the journal entry would be:
Dr Accounts Receivable $3,400
Cr Roofing Fees Revenue $3,400