For the first question regarding President Roosevelt's request to Congress, the correct answer is:
O a - The Constitution assigns Congress the power to declare war.
For the second question regarding the office you could legally run for based on your age of 29, the correct answer is:
O a - U.S. House of Representatives.
You must be at least 25 years old to run for the U.S. House of Representatives, at least 30 years old for the U.S. Senate, and at least 35 years old to run for President. The requirement to be a governor varies by state, but in Tennessee, the minimum age to run for governor is 30.