Walgreen Company (NYSE: WAG)is Currently Trading at $48

Multiple Choice

Walgreen Company (NYSE: WAG) is currently trading at $48.75 on the NYSE.Walgreen Company is also listed on NASDAQ and assume it is currently trading on NASDAQ at $48.50.Does an arbitrage opportunity exist and if so how would you exploit it and how much would you make on a block trade of 100 shares?

A) No, no arbitrage opportunity exists
B) Yes, buy on NASDAQ and sell on NYSE, make $25
C) Yes, buy on NYSE and sell on NASDAQ, make $25
D) Yes, buy on NASDAQ and sell on NYSE, make $250