Which of the following is not a demographic classification?
age
gender
race
personality

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.

In which direction does the moving force of air flow? a-from warm temperatures to cold temperatures b-to areas of high pressure to areas of low pressure c-east to west d-from high elevations to low elevations

Hurry! according to the map above, there are major types of natural resources in india. a. 4 b.5 c.10 d.16