Answered

Who was Robert Oppenheimer?

A general in the South Pacific

An investor in the war effort

A scientist who led the development of the atomic bomb

A leader in the French Resistance

Verified Answer :

Robert Oppenheimer was "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". 

Leader

Who was Robert Oppenheimer?
Answer: A scientist who led the development of the atomic bomb.

He was the one who helped create the atomic bomb.