Question

will fan for help

Answer 1

Which geologic era lasted the longest?
A. Cenozoic
B. Mesozoic
C. Paleozoic
D. Precambrian

Answer 2

@adajiamcneal

Answer 3

the Cenozoic lasted for 65 million years
the Mesozoic 180 million
Paleozoic around 300 million
and the Precambrian around 4 billion years, making up around 80% of all geologic time
so the answer is d

Answer 4

thanks @memestars1000

Answer 5

no problem