Recycling Plastic Materials Are a Problem Because

Multiple Choice

Recycling plastic materials are a problem because

A) many plastics are mixed with other wastes and are difficult to isolate
B) plastics may contain stabilizers that must be removed prior to recycling
C) virgin plastic resin is artificially cheaper than recycled resin
D) they are unnecessarily and excessively used as single-use and throw-away packaging.
E) all of these answers