Question

which product is the best source of unsaturated fat?

margarine
nuts
kale
com oil

Explanation:

Nuts are a good source of unsaturated fats. Margarine may contain trans - fats (depending on type). Kale is low in fat. Corn oil is mainly unsaturated but nuts offer additional nutrients like proteins and minerals along with a good amount of unsaturated fats.

Answer:

nuts