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What is the age for rock layer C?

Younger than 80 million years

Younger than 40 million years

older than 120 million years

Older than 180 million years but younger
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Support your answer for question 5. What information in the diagram suports your answer?

What is the age for rock layer C Younger than 80 million years Younger than 40 million years older than 120 million years Older than 180 million years but young class=

Respuesta :

Answer:

The principle of superposition states that the oldest sedimentary rock units are at the bottom, and the youngest are at the top. Based on this, layer C is oldest, followed by B and A.

Explanation:

Answer:

4.36 billion years

Explanation:

Before this study, the oldest dated rocks were from a body of rock known as the Acasta Gneiss in the Northwest Territories, which are 4.03 billion years old.