Where and when was Ruby Bridges part of the integration movement?

Ruby Bridges, one of four African American girls to integrate the New Orleans public school system in 1960, came to symbolize the innocence and bravery of the children involved in the effort. Ruby Bridges rose to national prominence during the New Orleans School Crisis of 1960.

Explanation:

b. the carbon cycle ensures living things have a source of hydrogen

that scientist would be robert hooke