42. d. The correct answer is implied by the statement
graph. Compaction may well reduce transporta-
in the third sentence that carefully managed e-
tion costs (choice a) according to the first
mail results in effective communication. Choice a
sentence of the second paragraph. That it reduces
is wrong because the opposite is true. Choice b is
the volume of waste (choice b) is an advantage,
wrong because even though e-mail is more wide-
not a disadvantage. Compaction is not designed
spread, it has not necessarily changed considerably.
to eliminate organic matter, so confirming that it
Choices c and e are not indicated in the
has been eliminated (choice c) is not an issue.
paragraph.
Compaction is done on-site (refuting choice e), as
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