The answer is "A" : The national focus shifted from domestic affairs to foreign policy concerns
I just took the test and got 100%...Hope this helps :) Good Luck!
It’s like an instinct i think. Like curiosity
The correct answer is b.) All three developed progressively more accurate models of our solar system.
Indeed, Copernicus proposed the heliocentric model, placing the Sun as the center of the universe and not Earth, in the 15th century. Kepler discovered the three scientific laws of planetary orbit around the Sun in the 17th century. Newton created the laws of universal gravitation and motion in the 17th century as well, basing a good deal of his research on Kepler’s work.
Yes that is true. It was President James K. Polk. Hopefully that answers your question.