Which document, signed by king john in 1215, was important for the united states government

Explain how a convection current in the earth is formed.

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.

Brazilians, like the u. s., communicate directly and you have to be careful with the use of slang. their communication style is a. low-context b. high-context