Answer:
200 million years
Explanation:
It is considered that Pangea began to break about 180 million years ago. When Pangea started to break is when we have the beginning of the continental formation that we have nowadays and the start of the birth of the Atlantic Ocean between South America and Africa.
Surely, when a living vertebrate is endothermic. it is <u>not possible</u> for that vertebrate to be a reptile.
<h3>What are vertebrates?</h3>
Vertebrates are those animals with backbone
So therefore, surely, when a living vertebrate is endothermic. it is not possible for that vertebrate to be a reptile
Learn more about vertebrates:
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