It is better for the environment if as much of all packaging as possible is made from materials that are biodegradable in landfills. Therefore, it is always a change for the worse to replace packaging made from paper or cardboard with packaging made from plastics that are not biodegradable in landfills.
Which of the following, if true, constitutes the strongest objection to the argument above?

Question

Examsnet · Accepted Answer

Correct Answer is :  The paper and cardboard used in packaging are usually not biodegradable in landfills.

GMAT Verbal Reasoning Practice Test 7