Which of the following is true of hedge fund activist investors:

A.In order to advocate for change at a US-listed companies, activists are required to hold at least 5% of the voting common stock

B.In all activist related situations, the activist files an angry 13D letter

C.Activists dont bother trying to convince pension funds or mutual funds to support their proposals

D.Activists sometimes invest in companies they believe are not being run terribly but could be even better