The implied warranty of merchantability, law homework help

The implied warranty of merchantability applies to food.  Andrew arrives home from the grocery store with the following.  Which one is merchantable food that is not a breach of the implied warranty of merchantability?

a.

A package of green beans with a dead grasshopper inside.
b.

A can of peaches with a peach pit inside.
c.

A bag of apples with a razor blade inside.
d.

A jar of applesauce with an earthworm inside.