Nickel Dime Corp. has 100 shares of stock outstanding owned by the following taxpayers:

SHAREHOLDER SHARES OWNED

Mr Nichel 50

Mrs. Nickel (Mr. Nickels wife) 10

Brian (The Nickels son) 10

Lisa (the Nichels daughter) 10

N & N Partnership (Mr. Nickel is a 20% partner) 10

NNN Corp. (Mr. Nickel is a 60% shareholder) 10

_________

100

Brian Nickel has decided to sell some of his shares back to the corporation in order to pay for his college tuition. Other than Brian's father, none of Brian's relatives, the partnership, or corporations are partners in N&N or shareholders in NNN. Under the constructive ownership rules of Section 318, what percentage of Nickel Dime Corp. does Brian Nickel own? A. 70% B. 72% C. 78% D. 80%