Jensen Shipping has four open seats on its board of directors. How many shares will a shareholder need to control to ensure that his or her candidate is elected to the board given the fact that the firm uses straight voting? Assume each share receives one vote.

a. Fifty percent of the shares plus one share

b. One-third of the shares plus one share

c. Twenty percent of the shares plus one share

d. Twenty-five percent of the shares plus one share

e. Fifty-one percent of the shares plus one share