A. She decides to clean grain for both to eat.
The English scientist Charles Darwin proposed the theory known as natural selection because he was the one who created principal findings of development.
<h3>What is the theory of natural selection?</h3>
Natural selection is defined as differential animation and replica of people due to dissimilarities in phenotype.
It is a key tool of growth, the change in the household traits characteristic of a population over generations. This term was proposed by Charles Darwin.
Via drawings, splittings, and keeping specimens from stops on his trip, Darwin was capable to keep the opinions that he had been developing about natural choosing and development.
Charles Darwin broadcasted various about his trip and the data he gathered.
Therefore, option d is correct.
Learn more about natural selection theory, refer to:
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