Question

Which matter is left uncertain by the excerpt? (1 point) Responses how much area the garbage patch covers how much area the garbage patch covers which types of materials make up the garbage patch which types of materials make up the garbage patch how the plastics are finding their way into the ocean how the plastics are finding their way into the ocean where most of the trash is manufactured where most of the trash is manufactured

Answer 1

The matter that is left uncertain by the excerpt is "which types of materials make up the garbage patch."