What occurred to the protesters that gathered outside of the 1968 democratic national convention? a. police refused to get involved b. police joined the protester c. police used violence and force to remove them d. police allowed the non-violent protest to continue answer this i really need as soon as possible

according to hess's theory, when the magma cooled, it would expand and push the tectonic plates apart. it would push the north and south america plates to the west and eurasia and africa ones to the east. the atlantic ocean would get wider but the coastlines of the masses would stay the same.

harry hammond hess was a geologist and a united states navy officer in the second world war. he is considered to be one of the founding fathers of the theory of plate tectonics. he is known for his theories on sea floor spreading, stating that the movement of the continents was the result of see floor spreading. the continents are attached to the plates and do not move separately. the plates themselves shift and change shape, carrying the continents along.

i think it is the third one.