Which of the Following Products Would CypressSound Classify as a Cash

Which of the following products would CypressSound classify as a cash cow in on its BCG matrix?

A) Cyan, a cell phone that is specially designed for music lovers, has a very low market share, though the market is growing steadily.
B) The home entertainment system offered by CypressSound has a strong market share, and the market is likely to expand in the future.
C) Xpress, an MP3 player, has a high market share, but the market for MP3 players is not expected to grow significantly.
D) AutoPlay, the company's audio product for installation in cars, has a high market share, and the market for these systems has been growing constantly.
E) Unipress, a CD player, has a very low market share in a market that is shrinking rapidly.