As the baby grows and develops the cellular level rises. They grow in Length and in width!
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Answer:
I think it is...
A. Most people are not directly impacted by polluting a common.
Hopefully, this helps you!!

---- *Well, since there is really no specific ecosystem that was asked about in the question, I will just list some common and basic abiotic factors found throughout most ecosystems (maybe you can match this with the ecosystem you are talking about).
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Abiotic factors: nonliving parts of an ecosystem
Some abiotic factors include: ROCKS, SOIL, AIR, SUN, WATER, ETC.