ERc_FullCredit

=The Benchmark Assessment asked this:= Which of the following statements explains why recycled plastics must be separated by their recycling code?
 * A: The six different recycling codes represent polymers made of long chains of repeating clusters of atoms, called monomers.
 * B: The six different recycling codes represent different isotopes with varying degrees of nuclear stability.
 * C: The six different recycling codes represent different elements on the periodic table.
 * D: The six different recycling codes represent different macromolecules with no elements in common with each other.

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