PLSS HELP ,, - - - A group of students were testing different insulators. They used three metal cans, one wrapped with bubble wrap, a second with a paper towel, and third unwrapped. Equal amounts of hot water were poured into each can and the temperature was noted at definite time intervals. The data is shown in the table. From the data what can you conclude which is the best insulator?

Aluminum can wrapped with paper towel

Just the aluminum can

Aluminum can wrapped with bubble wrap