For Purposes of Shareholders Meetings, What Is Considered a Majority

For purposes of shareholders meetings, what is considered a majority vote?

A) The vote of at least 10 percent of shareholders total.
B) The vote of ½ of all outstanding shareholders.
C) The vote of 2/3 of all outstanding shareholders.
D) The vote of 90 percent of shareholders who make up a quorum.
E) The majority of the shares represented at a shareholder meeting where there is a quorum.