LEED considers products to be environmentally preferable materials when they are

LEED considers products to be environmentally preferable materials when they are
A . cost effective
B . transported by air rather than rail
C . materials with more life-cycle impact
D . locally extracted, manufactured and purchased

Answer: D

Explanation:

LEED considers products to be environmentally preferable when they are locally extracted, manufactured, and purchased. This is because local sourcing reduces the environmental impact associated with transportation, supports local economies, and can often ensure that the materials are suitable for the local climate and conditions.

Reference: LEED Green Associate Candidate Handbook, U.S. Green Building Council resources