Heidi’s accessories bought 50 necklaces for $10 each on account. the invoice included a 6% sales tax and payment terms of 2/10, n/30. five necklaces were returned prior to payment. the entry to record the payment (within the discount period) would include a credit to

a. cash for $477.
b. cash for $468.
c. accounts receivable for $477.
d. accounts receivable for $468.