Robert Oppenheimer was "<span>A scientist who led the development of the atomic bomb," since he was the leader of the highly classified and dangerous project known as the "Manhattan Project". </span>
The answers to 2 and 3 is b.
They resisted slavery by escaping, rebelling or sabotaging work
The answer is: They are both ran by the people but in socialism it is oversaw by the government.
( This is how their different and the characteristics they share).