Question

Please answer fast

A mass extinction is ______.
Select one:
a. the extinction of many species in a short time period
b. the introduction of exotic species
c. a rapid increase in biodiversity
d. a benefit to the environment

Answer 1

Answer: the answer is A

Step-by-step explanation:

The extinction of many species in a short time period

Answer 2

a. the extinction of many species in a short time period

Step-by-step explanation:

Mass extinction means like the word "mass," in this case means widespread.