What is not a feature of natural selection a) competition for resources
b) production of many offspring
c) selection by humans
d) variation within the population

C

Explanation:

Selection by human is defiantly not natural selection. Selection by human is called selective breeding which is when two different breeds are put together to produce an offspring with special characteristics.

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typically, most spiders possess eight eyes. however, others have as many as 12, and some don't have any. these eyes are for detecting light from dark, deciphering shapes and for gathering their prey.