Question

reference the website below and answer the following question.
http://www.ucmp.berkeley.edu/fosrec/barbar.html
which organism appeared on earth first?
○ crinoids
○ gastropods
○ brachiopods
○ horn corals

Explanation:

To determine which organism appeared first, we refer to the fossil record and the provided website (http://www.ucmp.berkeley.edu#/f Answer:
B. decomposition

Answer:

To determine which organism appeared first, we refer to the fossil record and the provided website (http://www.ucmp.berkeley.edu#/f Answer:
B. decomposition