Answer:
Evolutionists.
Step-by-step explanation:
Charles Darwin is known as the father of evolution. Evolution may be defined as the change in the organisms over generation with time. The natural selection acts as he main driving force in evolution.
The scientists that work to explain the evolution are known as evolutionists. They work on the evolution of life on earth and how the man has evolved first in the life. Evolutionists are the one who believe that man developed from a lower form of life.
Thus, the correct answer is option (1).