Exhibit 4.2 Use the Information Below for the Following Problem(S)

Exhibit 4.2
Use the Information Below for the Following Problem(S)
Heidi Talbott has a margin account with a balance of $50,000. The initial margin deposit is 50 percent, and RC Industries is currently selling at $50 per share.
-Refer to Exhibit 4.2.What is Heidi's profit if RC's price rises to $80?

A) $55,000
B) $50,000
C) $60,000
D) $68,270
E) $28,570