Which of the following connects european nations
a. railways
b. communication systems
c. the chunnel
d. all of the above

What does it mean if a piece of wood is ripped? it has been water-damaged. it has been cut with the grain. it has been cut against the grain. it has been covered with laminate.

The nations of indochina a. share a common langauge b. share a common history c. share a common religion d. none of the above

Mexico city is an example of how humans alter their environment because it was a. one of the world’s largest cities b. built on drained and filled lake beds c. built after conquest by the spanish d. once the capital of the aztec empire