Answer:
A) The U.S. built the Panama Canal as to make the trip from the East Coast to the West Coast, take half the time as before, where boats had to traval raount the south and north american continent.
B) American Minorites helped the fight both on the homelines and battle feilds, albiet lower stations for each, withe mixed feeling a and reservations, but genrallly supportive of the U.S."s goal. Segration was still being used at the time, and push back to the unfair sytem started to gain, partly becuase of the above feelings coming with relization.
Step-by-step explanation:
i started these with a single point and only one sentence to help start the answers and (hopefully) lead in the right direction, i also put some links to sources i used which you might want to check out since i found them informative. As always make sure to back through your lessons and readings so you dont miss anything and can get closer to the ansew your teacher miht want/expect. Also please do not copy-cut- and paste the above answers, reword.
history. delaware.gov/world-war-i/african-americans(dashww1/
www. brandeis.edu/now/2014/july/worldwar(dot)html (best one, but try to skim through them all)
www. reference.com/history/did-united-states-want-build-panama-canal272a7766e3f669d5#:~:text=The%20United%20States%20wanted%20to,less%20than%20half%20the%20time.