After the accountant of Merkel Engineering Co had prepared the draft financial statement for the year ended 31 March Year 5, the following errors came to light:

A trade receivable of 3,500 was recorded as outstanding at the year end but had been paid in full during the year.

A credit sale for 5,400 had been incorrectly recorded as 4,500.

The insurance expense had been adjusted for an accrual of 1,000 rather than for a prepayment of 1,000 at the end of the year.

Interest charges of 800 had been treated as interest received

The profit for the year before these errors were discovered was 68,000.

What is the profit for the year after adjusting for these errors?

67,500

69,300

70,100

72,800