D) Lesser amounts of fresh metals would be needed.
C is your answer :)
Hope it helps!
Answer:
Genetic variability refers to a species's genetic variation as a whole. Specific changes in DNA fragments or genes are referred to as genetic variants, and each mutation of a gene is referred to as an allele.
Explanation:
Hope this helps!
Please mark me as Brainlinieast.
Light that passes through a polarizing filter is called a vacuum.