please help me

The following information pertains to Tiffany Company. Cash is collected from customers in the following manner. - Month of sale 25% - Month following the sale 70% - Two months after the sale 5% 20% of purchases are paid for in cash in the month of purchase, and the balance is paid the following month. Labour costs are 30% of sales. Other operating costs are $15,000 per month (including $4,000 of depreciation). Both of these are paid in the month incurred. The cash balance. on March 1 is $4,000. A minimum cash balance of $3,000 is required at the end of the month. Money can be borrowed in multiples of $1,000. How much cash will be collected from customers in March? A. $33,000 B. $42,000 C. $50,000 D. $45,000