In Jackson Jones Company, land decreased $270,000 because of a cash sale for $270,000, the equipment account increased $90,000 as a result of a cash purchase, and bonds payable increased $300,000 from issuance for cash at face value. The net cash provided by investing activities is ________.a. $270,000. b. $480,000. c. $210,000.d. $180,000.