At October 1, 2020, Medina Laundromat had an accounts payable balance of HK$500,000. During the month, the company made purchases on account of HK$350,000 and made payments on account of HK$480,000. At October 31, 2020, the accounts payable balance is a. HK$370,000 b. HK$330,000 c. HK$630,000 d. HK$1,330,000