What happened in the paleozoic period ? please explain in detail !

Geológicamente, el Paleozoico se inicia poco después de la desintegración del supercontinente Pannotia y acaba con la formación del supercontinente Pangea. ... Durante la mayor parte de la era, la superficie de la Tierra se divide en un número relativamente pequeño de continentes.

Explanation:

roosevelt essentially took the opposite approach as hoover in taking on the great depression. herbert hoover thought that america and its economy could naturally recover from the depression in due course, so he adamantly restrained the federal government from intervening on behalf of the people affected. on the other hand, roosevelt dramatically increased employment by expanding the federal government and establishing agencies that would aid in relieving some of the country's worst problems.