Adolph Berle and Gardiner Means Argued That Widely Held Corporations

Adolph Berle and Gardiner Means argued that widely held corporations will be run inefficiently by professional managers.Yet large,publicly-traded corporations continue to produce the bulk of the free world's output.A widely held corporation survives because:

A) it can raise capital from diversified investors.
B) ownership and control are separate.
C) large corporations are given tax sops by the government.
D) its size insulates it from market competition.