What is the main cause of extinction on Earth today?

instantaneous speciation

continental drift

human impact on the environment

natural disasters

The correct answer is option C

The main cause of extinction on earth today is the impact of human beings on environment. Previously, extinction caused due many reasons but now the main reason is the involvement of human beings in the environment.

The human activities like deforestation, construction and many more activities adversely effects the population of most of the species.

They first become endangered and then readily if not protected on time becomes extincted.

Human Impact on the environment.