I have trouble of thinking what could be an invent to it can help society around the world or envroment. Also, how will the invent solve the problem?

The middle east is the best association with which international traded product

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.

How did the geography of the arabian peninsula affect its religious and cultural diversity?