China has used Hong Kong as.

A Special Economic Zone
A tourist destination
An exchange point for trade with the West
An ally in the struggle against Taiwan

Nuclear experimentation is a major global issue that affects relationships between countries. describe why countries try to limit the testing of nuclear weapons.

Asimilarity between the governments of israel and iran is that a both are considered democracies b. both are ruled by a prime minister c. both give men and women voting rights d. neither allows political parties to exist

Where the main factor that enabled the growth of cities and civilizations was the existence of