Answer:
He guided everyone to the right path please mark me the brainliest
Explanation:
It was a chain reaction. Long story short, the countries were pulled into the war because of agreements they had with their allies. This treaty is what caused the countries to enter WWI, to protect and defend their allied countries who were already in the war.
NASA has proposed its plan to design and use the objects like a redesigned space probe to land four astronauts to Mars at a time in the near future.
<h3>Which objects are planned to be used by NASA?</h3>
NASA or National Aeronautics and Space Administration is the national space organizations of the United States of America, and one of the most successful space organization in the world.
It has proposed its plans to regarding the development of objects like the redesigned space probe by designing and using it in such a way that four astronauts can land on Mars at a time using this object. Pls refer to the attached image.
Hence, option B; NASA has planned to use objects like redesigned space probe to land four astronauts to Mars.
Learn more about NASA here:
brainly.com/question/20763143
That would be 4 Japan, where they dropped the two nuclear bombs in Nagasaki and Hiroshima