Which food has the least amount of monounsaturated fat?

Butter

Explanation:

Assume you have a table like the one below.

It tells you the mass of each type of fat in a 14 g sample of food.

Start at the top of the Monounsaturated Fat column.

Go straight down until you reach the smallest number in the column (3.7).

Then, move horizontally left until you reach the Food column.

The food with the least amount of monounsaturated fat is butter.