Which statement explains why the Manhattan project was an important part of the United States' strategy for winning WWII

It gave the US the weapons that forced japan to surrender without an allied invasion

It prevented Germany from developing weapons that could reach the North American mainland

It supplied the allies with the weapons and ammunition needed for its successful invasion of Normandy

It led to the production of large numbers of aircrafts used to win the air war in Europe and the pacific

The correct answer is A) It gave the US the weapons that forced japan to surrender without an allied invasion

Explanation:

The Manhattan project was a top-secret government Research and Development initiative which the the basic aim of developing the atomic bomb.

From early on in World War II, most countries understood the potential of nuclear weapons. The British were working on their own secretive projected called tube alloys.

Eventually, the Manhattan project was a join effort with scientists from the UK, US, Canada, Australia, South Africa and many other countries taking part it in it.

The first bomb was tested in 1945 and in the same year, two bombs were dropped on the Japanese cities of Hiroshima and Nagasaki. After this, the Japanese surrendered.