By the end of the 1970s, the country of vietnam could best be described as a) unified under a democratic government. b) unified under a communist government. c) divided among democratic and communist governments. d) divided among colonial powers, mainly china and korea.

The answer is B because the South Vietnamese surrendered on April 30, 1975.

no the answer is c only objects touching the earth's surface can be acted upon by an outside force

changes in factors like average income and preferences can cause an entire demand curve to shift right or left. this causes a higher or lower quantity to be demanded at a given price. demand curves relate the prices and quantities demanded assuming no other factors change. it is important for consumers to know this information, because it is crucial for them to know what they can afford and can't afford. i hope this .