M&M company provided $2,400 in services to customer in december Those customer are expected to pay the company sometime in February Those customer are expected to pay the company sometime in February following the company's year end. Thee journal entries at december 31 is

Debit Revenue $2,400 and Credit accounts receivable $2,400

Debit Accounts receivable $2,400 and Credit Revenue $2,400

Debit Cash $2,400 and Revenue $2,400