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What organisms appeared on Earth First? a). gastropods b). horn corals c). brachiopods d). crinoids
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1 vote
What organisms appeared on Earth First?

a). gastropods
b). horn corals
c). brachiopods
d). crinoids

User ThinkFloyd
by
7.0k points

1 Answer

2 votes
it is B because horn coals are bigger and I read it in a book
User CuberChase
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