What is the expected payoff for Big Cure's blockbuster drug?

Big Cure and Little Cure are both pharmaceutical companies. Big Cure presently has a potential "blockbuster" drug before the Food and Drug Administration (FDA) waiting for approval. If approved, Big Cure's blockbuster drug will produce $1 billion in net income for Big Cure. Little Cure has ten separate, less important drugs before the FDA waiting for approval. If approved, each of Little Cure's drugs would produce $100 million in net income. The probability of the FDA approving a drug is 40%.

A) $100 million
B) $0
C) $1 billion
D) $400 million

Answer: D