In Which of the Following Explanations Is the Hypothesis Underlined

Multiple Choice

In which of the following explanations is the hypothesis underlined?

A) I am eating a plain peanut butter sandwich because I don't like jelly.
B) Since I ate all of my chocolate last week, my candy drawer is empty.
C) Due to the ants in my kitchen, I bought a can of insecticide.
D) The groceries will have to go on the back seat, because the trunk is already full.
E) Considering that these floors are new, no one may wear shoes in the house.