Which of the Following Statements Regarding Shareholder Roles in Corporate

Which of the following statements regarding shareholder roles in corporate governance is FALSE?

A) Recently,shareholders have started organizing "no" votes.That is,when they are dissatisfied with a board,they simply refuse to vote to approve the slate of nominees for the board.
B) One early study of proxy contests found that the announcement of a contest increased firm stock price by 8% on average,even if the challenge was eventually unsuccessful and the incumbents won reelection.
C) Shareholders' only real role in governance is in electing the directors of the company.
D) Perhaps the most extreme form of direct action that disgruntled shareholders can take is to hold a proxy contest and introduce a rival slate of directors for election to the board.