Answer:
The correct answer will be option-A
Step-by-step explanation:
Charles Darwin is known for his theory of evolution which states that species changes over time and the force which leads to the change is called natural selection.
He was the first naturalist who gave the concept about how the earth has the biodiversity of species.
Before him, the scholars, philosophers and thinkers thought that the species do not change with time rather they are permanent and has remained the same throughout the history of life on Earth.
The Carolus Linnaeus, Father of taxonomy who lived in the 18th century also believed in the same idea that all plants and animals were originated in the same form as they are today.
Thus, option-A is the correct answer.