What is the largest religion in the world?
1. Islam
2. Hinduism
3. Christianity
4. Judaism

What do the capital cities of lebanon, kuwait, qatar, united arab emirates, and oman have in common? they are all inland cities. they are all coastal cities. they are all have “stan” in their names.

Which factors add to the greenhouse effect and are caused by human activities?

What evidence does the writer give to support his argument about coral reefs? a) he speaks of the activities of coral polyps. b) he describes the composition of the great barrier reef. c) he emphasizes the ways in which coral reefs are fragile. d) he points out the ways that scientists do research on the reefs.