Need Help Solving:

Analysis reveals that a company had a net increase in cash of $20,220 for the current year. Net cash provided by operating activities was $18,200; net cash used in investing activities was $10,100 and net cash provided by financing activities was $12,120. If the year-end cash balance is $24,300, the beginning cash balance was:

A. $44,520.

B. $40,440.

C. $39,440.

D. $16,140.

E. $4,080.