The revisions provided highlight the object of the action in the sentence, focusing on the space race competition during the Cold War.
The "space race" by competing scientists occurred during the Cold War. This revision shifts the focus to the object of the action, highlighting the competition among scientists in the space race.
During the Cold War, scientists led the "space race" competition. This choice emphasizes scientists as leaders in the competition during the Cold War.
The "space race" was a Cold War competition by scientists. This revision places the emphasis on the competition itself being conducted by scientists during the Cold War.
https://brainly.com/question/47814774