When it comes to the us becoming a imperial power, their main goal was economic expansion. now their ideals were good but since they started being an imperial power the economy has gone rather worse. so to answer your question their goals were good not have not been achieved.
The answer is A it has access to the Atlantic Ocean
I believe the answer is either choice B or C but I believe it's B
hope this helps
1 The United States was concerned about renewed European colonization efforts in the wake of Latin American independence movements.
