Building a space ship and flying to the moon then landing safely on earth.
The reason why is you had to build a giant spaceship and make sure it works along with making suits that would protect yourself from the cold on the moon and providing oxygen.
The accomplishment of man which required the greatest amounts of cooperation to complete was:
Throughout human history, there has been many technological advancements which has helped to make man's life better and easier than what they were in previous years.
With this in mind, the accomplishment of man which required the highest amounts of cooperation was the effort towards taking the first man to the moon. This is because, this has NEVER been done before and man was yet to go to outer space on exploration and needed cooperation from the engineers, the scientists, the physicists, and many more.
Read more about cooperation here:
https://brainly.com/question/1669538
