Question

9.
The Permian mass extinction, during which approximately 90% of all marine life became extinct, occurred during which geologic era?
A.

Precambrian Era

B.

Paleozoic Era

C.

Mesozoic Era

D.

Cenozoic Era

Answer 1

Its B

Answer 2

The mass extiction ended paleozoic era and after that mesozoic era started

Answer 3

any doubt @it_meh_miranda ?

Answer 4

no

Answer 5

Good \(\color{green}{\huge\ddot\smile}\)