Assume Beta Company uses the perpetual inventory method and engaged in the following transactions: 1) Purchased $15,000 of merchandise on account under terms 2/10, n/30. 2) Returned $1,500 (list price) of merchandise to the supplier before payment was made. 3) Paid the account payable within the discount period. 4) Sold the merchandise for $19,500 cash. The net cash flow from operating activities as a result of the four transactions is:

$6,000.

$6,270.

$4,110.

$3,300.