The Nifty Gum Co

The Nifty Gum Co.has purchased a large parcel of land for $1 million.The company recently discovered that the land is contaminated and is worthless to all possible buyers.The opportunity cost of the land is

A) $0.
B) $1 million.
C) some amount greater than $0 but less than $1 million.
D) equal to the cost of the factory that was planned to be built there.