Question

During which era did huge mountain building take place in Ethiopia​

Answer 1

Answer:

Mesozoic Era  

Explanation:

The gigantic mountains that were formed by the Precambrian orogeny were subjected to intense and prolonged denudation

Answer 2

Explanation:

Geologic processes of the Mesozoic Era (about 250 to 65 million years ago) contributed sedimentary layers of limestone and sandstone, most of which have been either eroded or covered by volcanic rocks.