Metal cookware often comes with plastic handles. the plastic a. decrease friction b. decrease mechanical advantage c. are insulators d. are conductors !

The correct answer is option C. are insulators.

The plastics are the insulators, hence, they do not conduct the heat and do not get hot. During the process of cooking, the metal utensils may become hot, as it is a conductor of the heat. Touching the metal part of the utensil while cooking may burn your hand, that is why a plastic handle is attached to the metal utensils and cookware.

it would be c. xylem.