Based on the following transaction for Hennigan Company. Hennigna will record which of the following in its accounting records on October $31?$

$\backslash$table$[[20,\backslash$table$[[$Customers are charged $$750$ by Hennigan for consulting services. Payment is$],[$due from the customers in $10$ days.$]]],[31,\backslash$table$[[$Hennigan receives $$750$ in payments from the customers that were billed for$],[$on December $20.]]]]$

a debit in Accounts Payable for $$750.$

a credit in Accounts Payable for $$750.$

a credit in Accounts Receivable for $$750.$

a debit in Accounts Receivable for $$750.$