The following transactions occurred at the Lionel Corporation in 2017. Considering items A and B below, Lionel's cash flows from investing activities was $______. (parentheses represent negative amounts) A) The company sold a used truck for $4,000 in cash. The original cost of the truck was $19,000. Depreciation of $14,000 had been deducted. B) The company purchased some new equipment for $25,000.

21,000

(21,000)

20,000

(6,000)