The balance in accounts receivable at the beginning of 2016 was $640. During 2016, $1,900 of credit sales were recorded. If the ending balance in accounts receivable was $240 and $200 in accounts receivable were written off during the year, the amount of cash collected from customers during 2016 was:

$2,540.

$2,100.

$1,900.

$2,300.