The existence of the principal-agent problem: Select one: A. increases the risk of buying stock in a corporation B. implies that managers that have the same incentives as the board of directors C. increases the risk of becoming the sole proprietor of a business D. does all of the above.

a

Explanation:

answer; i believe that the correct answer is (d); the business benefits because owners can share responsibilities;

the first successful, urban blues recording, selling more than 75,000 copies, was made in year 1920.

mamie smith recorded the first commercially successful example of the urban blues,   with the recording of “crazy blues”."crazy blues" was recorded on august 10, 1920, in new york city. within a month of the release of “crazy blues” it had sold 75,000 copies.