On October 12, Ridley Elevators contracted with Mullin Construction to provide cargo and passenger elevators for a new hotel. According to the contract, Mullin would pay for the elevators after delivery of the final elevator. The transactions associated with this contract were: October 25 Ridley delivered two cargo elevators to Mullin. November 30 Ridley delivered six passenger elevators to Mullin. December 1 Ridley billed Mullin for eight elevators. December 20 Ridley received payment from Mullin for eight elevators. On which date would Ridley Elevators record a debit to Accounts Receivable? Select answer from the options below October 12 November 30 October 25 December 20