2. Tsing Company reported collections from customers of P6,000,000 for the year ended December 31, 2020. Additional information follows: 12/31/2019 12/31/2020 Accounts receivable P1,000,000 P3,000,000 Allowance for doubtful accounts ( 100,000) (150,000) Tsing wrote off uncollectible accounts totaling P500,000 during 2020. Under accruel basis, Tsing would report 2020 sales of P8.500,000 c. P8,000,000 b. P4.500,000 d. P8.550,000