Please be extremely detailed. Explain and show all steps to this problem. Thank you in advance!

Last year, Monroe Bro Products had $25,000 net cash provided by its operating activities. Its investing activities used $30,000, and it's financing activities provided $10,000. Its cash and cash equivalents balance at the beginning of the year was $15,000. By how much did Monroe's cash and cash equivalents increase?

A) -$10,000

B) $0

C) $5,000

D) $15,000