Furis Corporation's Cash and Cash Equivalents Consist of Cash and Marketable

Furis Corporation's cash and cash equivalents consist of cash and marketable securities.Last year the company's cash account decreased by $12,000 and its marketable securities account increased by $19,000.Net cash provided by (used in) operating activities was $18,000.Net cash provided by (used in) financing activities was $(12,000) .Based on this information,the net cash provided by (used in) investing activities on the statement of cash flows was:

A) $(12,000)
B) $1,000
C) $(6,000)
D) $6,00