Respuesta :
The president asking Congress for a Declaration of War because "Japan attacked Pearl Harbor and threatened the life and safety of our nation"
Why did Japan attacked on Pearl Harbor?
Japan planned the attack on Pearl Harbor as a preventive action against US. Its aim was to prevent the United States Pacific Fleet from interfering in its planned military actions in Southeast Asia against overseas territories of the United Kingdom, the Netherlands, and United States.
US President Franklin Delano Roosevelt, addressed the nation in a Joint Session in the House Chamber, asked Congress to declare war against Japan in response to the surprise attack on pearl harbor by japan against American naval facilities in and around the attacked area, a day earlier.
Hence, option B is correct.
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