Can somebody give me a brainilest

The proliferation of bittorrent and other file sharing media have threatened the copyright system. based on an understanding of incentives and opportunity cost, how are the decisions of musicians likely impacted?

James has set the goal of achieving all "a"s during this year of school.which term best describes this goal

Precision dyes is analyzing two machines to determine which one it should purchase. the company requires a rate of return of 15 percent and uses straight-line depreciation to a zero book value over the life of its equipment. ignore bonus depreciation. machine a has a cost of $462,000, annual aftertax cash outflows of $46,200, and a four-year life. machine b costs $898,000, has annual aftertax cash outflows of $16,500, and has a seven-year life. whichever machine is purchased will be replaced at the end of its useful life. which machine should the company purchase and how much less is that machine's eac as compared to the other machine's