10. Structures given a LEED platinum ranking are:

A. inefficient and need to be renovated and upgraded to meet green standards.
B. especially high in heavy metal content.
C. exemplary in sustainable design, especially energy efficiency.
D. constructed to function sustainably without electricity from fossil fuels.



Answer :

Final answer:

LEED platinum ranking signifies exemplary sustainable design and energy efficiency in buildings.


Explanation:

LEED platinum ranking is given to structures that are exemplary in sustainable design, especially in terms of energy efficiency. These buildings meet criteria for minimizing energy use and environmental impact, often incorporating renewable energy sources and efficient design practices.


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