The Silurian period occurred 

       A. during the Hadean eon.   B. before the Neogene period.   C. during the Mesozoic era.   D. after the Permian era.

Respuesta :

We know that the Silurian period gave way to the Devonian period, which is when the Neogene era started, therefore:

The answer is B. before the Neogene era.


Hope it helped,


BioTeacher101