Please help me a #5

.

Impressions of tropical swamp plants were observed on rocks in polar regions. the impressions were dark black imprints, which means the fossils are examples of ( 1 ) the fossils tell us that polar regions ( 2 ) ( 1 ) a. carbonization b. mineralization c. trace fossils ( 2 ) a. had tropical plants that can grow in ice b. might have had a diffierent climate in the past c. will have abundent vegitation

When the soviets created the borders of their central asian and caucus republics, the paid little attention to where each region’s ethic group lived. ethnic-related disputes exist along every sherd boundary in central asia. true false

Which of the timelines above correctly shows the order of historical events on the african continent? a. one (1) b. two (2) c. three (3) d. four (4)