Question

Why do scientists know very little about life in the Precambrian eon?(1 point)
Responses

All of these forms of life are now extinct.
All of these forms of life are now extinct.

There are few fossils from that time.
There are few fossils from that time.

The eon started with a mass extinction.
The eon started with a mass extinction.

There was no life on Earth during that eon.
There was no life on Earth during that eon.

Answer 1

There are few fossils from that time.

Explanation: Precambrian life was mostly microscopic and soft-bodied, and many rocks from that long interval have been altered or destroyed, so the fossil record is sparse.