Question

Gradualism is a pattern of evolution in which

Answer 1

1.   C. a species evolves at a slow, steady pace. 

Gradualism, is the process by which a certain specie or creature undergo changes and variations in a limited and solely focusedly confined in long period of time.

2.       A. A disease kills off a single species of predator within an ecosystem.

Mass extinction is a massive and global elimination in a certain specie or species. It doesn’t involve itself only in a secured and measurable area but it impacts the whole large-scale of population as a whole.