The use of an assembly line enables workers to do what?

a) provides direct customer services

b) build one complete product at a time

c) change jobs frequently

d) specialize in one job

d. japan's attack on pearl harbor

john maynard keynes developed new economic theories in response to the stock market crash of 1929. great depression of the 1930s. first and second world wars. economic boom of the 1950s.

i think the answer is: cuba wanted to be independent from spain, and the u.s. wanted to end spanish rule in the west.

hope i

-lavira : )

probably that america is racist