The sciences used to study the land bridge include a. climatology. b. environmental science. c. paleontology. d. all of the above. Please select the best answer from the choices provided A B C D

Whose writings were the source of the idea that people have a right to abolish and replace a government that violates their natural rights?

Under president reagan, the united states began to develop the strategic defense initiative, nicknamed "star wars.” what was the goal of that plan?

By choosing to resupply fort sumter, abraham lincoln risked a. abandonment of the fort by union soldiers. b. abandonment of the fort by confederate soldiers. c. the appearance of giving in to confederate secession. d. armed conflict with southern soldiers.