30 POINTS HELP ME ASAP How did Spain originally respond to conflict with the United States over the use of the Mississippi River?

Spain wanted to close the river to American traders.
Spain declared war on the United States.
Spain signed over the river rights to the United States.
Spain tried to transfer the river rights to France in secret.

How did world war i contribute to the events leading up to world war ii? (a)germans wanted to expand their nation to regain territory in the soviet union. (b)britain and france wanted to force germany to make reparation payments. (c)germans hated the versailles treaty and supported hitler's actions to defy it. (d)the soviet union wanted to take over german territory in eastern europe.

Which of the following is one of the innovations that neolithic farmers become more productive? a) plow b) windmill c) tractor d) reaper

Which bronfenbrenner level examines the developmental influences of homes, caregivers, friends, and teachers?