A company completed the following transactions during the month of October:
I. Purchased office supplies on account, $5600.
II. Provided services for cash, $22,000.
III. Provided services on account, $36,000.
IV. Collected cash from a customer on account, $27,000.
V. Paid the monthly rent of $3800.
What was the company's total revenue for the month?
$85,000
$22,000
$58,000
$36,000