Laura owns 6,700 shares of GP Global stock worth $92,460. The firm has 15,000 shares outstanding. Each share is entitled to one vote under the straight voting policy of the firm. The next election is in four months at which time four directors are up for election. How much more must Laura invest in this firm to guarantee her election to the board?

$0

$14,478.80

$11,053.80

$8,406.15

$6,554.00