7. Which type of tectonic plate movement results in the formation of mid ocean ridges? (8.9B, L2)
A. sliding past each other
B. pushing together and upwards
C. pulling away from each other
D. one plate sliding under another

Which description shows competition in an environment? an organism that feeds on some food an organism that finds a place to sleep three organisms of the same species living in an area three organisms battling over limited resources