A sales invoice included the following information: merchandise price, $7,700; terms 1/10, n/eom, FOB shipping point with prepaid freight of $1,200 added to the invoice. Assuming that a credit for merchandise returned of $1,000 is granted prior to payment and the invoice is paid within the discount period, what is the amount of cash that should be received by the seller?

a.$990

b.$7,833

c.$9,813

d.$8,823