Which of the following statements about fatty acids is true? -There are exactly 20 different kinds of fatty acids.
-Fats are triacylglycerols that are liquid at room temperature.
-Cholesterol is not a fatty acid.
-Fatty acids do not differ from each other in the number of unsaturated bonds.

Ans. : frostbite is when exposure to cold temperatures causes freezing to the skin or other tissues. it most commonly affects the hands, feet, and face. the longer areas are exposed to cold, typically the worse the frostbite. the water temperature used for rewarming a frostbitten part should be : (102 -105) f degrees.

Answers are 1,2,4 its correct on edgenuity.

Iam pretty sure that the answer is d