Answer:
a. Debit Accounts receivable for $600
Step-by-step explanation:
As Greasy catering company provided services but had not got the bill from the customer, it increases an asset. According to the revenue recognition principle, revenue has recognized whenever it is provided not when the cash is received. In that case, the journal entry to record the transaction is -
Accounts receivable (Debit) $600
Revenue (Catering) (Credit) $600
Accounts receivable is debit because the company owes the amount from the customers.