Как правильно 1. Paper isn't made from plastic. или 2. Paper aren't made from plastic. ?

Question

Как правильно 1. Paper isn't made from plastic. или 2. Paper aren't made from plastic. ?

Answer 1

1. Paper isn't made from plastic.
(единственное число) paper isn't made 
(множественное число) papers aren't made  

Answer 2

Paper isn't made from plastic.