It Is Claimed That in a Bushel of Peaches, Less $\pi$

Multiple Choice

It is claimed that in a bushel of peaches, less than ten percent are defective. A sample of 400 peaches is examined and 50 are found to be defective. What is the null hypothesis?

A) $\pi$ $\neq$ 0.10
B) $\pi$ $\ge$ 0.10
C) $\pi$ $\le$ 0.10
D) $\pi$ < 0.10