Question

the first forms of life to appear on earth were probably _____


A. complex single- celled organisms

B. complex multicellular organisms

C. simple single-celled organisms

D. simple multicellular organisms

Answer 1

Answer:

C

Explanation:

This is self-explanatory. The very first forms of life wouldn't be complex nor multicellular. They were likely simple, single-celled organisms, as they were smaller and simpler than even bacteria.

Answer 2

The answer for your question is B