A company that makes playground equipment is designing a new swing. The swing will sit in an open schoolyard that is unprotected from the Sun.
The company wants to use a thermal insulator to make the swing. This is so that the swing will not get so hot from the Sun that it
burns the children when they touch it.
Which of the following materials are thermal insulators the company could use to make the swing?
1. wood
II. stainless steel
III. plastic
IV. rubber
OA. I, III, and IV only
ОВ. I and II only
OC. I, II, and Ill only
OD
II and IV only