Respuesta :
Answer:
The correct answer would be B. to propose the theory of evolution by natural selection.
Darwin observed the traits and characters of various organisms such as Galapagos finches based on which he proposed the theory of evolution through natural selection.
He stated that organisms evolved as a result of adaptation towards different niches and habitats.
These adaptations are selected and focused by natural selection which ultimately leads to the evolution of the organisms.
For example, the finches had evolved with different shapes and sizes of the beaks.