Which statement best completes the diagram? Cause
Effect
Invention of air travel
?
A. Populations become more isolated from foreign cultures.
B. Products can be shipped worldwide at a low cost.
C. People can easily visit distant parts of the world.
D. Information can travel long distances instantly

it is either A B C or D

Explanation:

answer; ; self control is necessary in becoming a "winner" in this sort of situation .

mark twain, real name samuel langhorne clemens, was an american writer, humorist, entrepreneur, publisher, and lecturer. among his novels are the adventures of tom sawyer and its sequel, the adventures of huckleberry finn, the latter often called "the great american novel". wikipedia