Answer: elevation, index, contour interval
Explanation:
Option C, animals moved from the sea to the land is the right answer.
The Paleozoic Era in the history of the earth was a time of major change on Earth. This was the period that ran about 542 to 251 million years ago. The period commenced with the split of a single super-continent and the development of another. Plants grew extensively. Moreover, the primary vertebral animals conquered the land.
Answer:
The correct answers are A and D
Explanation:
Answer:
Hello There!!
Explanation:
I believe the answer is A. To meet needs through collective effort.
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