Please show work as I want to learn how to do the problem.

Mitchell Company had the following budgeted sales for the last half of last year: Picture The company is in the process of preparing a cash budget and must determine the expected cash collections by month. To this end, the following information has been assembled:

Collections on credit sales:

60% in month of sale

30% in month following sale

10% in second month following sale

What is the budgeted accounts receivable balance on December 1?

A. $80,000

B. $140,000

C. $94,500

D. $131,300