Evolution explaination by Darwin

Which evidence of evolution is related to Darwin's finches

Which evidence of evolution is related to Darwin's finches?

Which evidence of evolution is related to Darwin's finches:

Compare and contrast the theories of evolution proposed by Darwin and Hugo De Vries .

Assertion :- Branching descent and Natural selection are the two key concepits of Darwinian theory of evolution. Reason :- Darwinism is able to explain the presence of vestigeal organ.

Regarding evolution , Darwin's explanation is that

Which one of the following was not given by Darwin's theory of evolution

Which one of the following was not explained by Darwinism?

What are the key concepts in the evolution theory of Darwin?