"<span>e. Employers used their wealth to buy unfavorable and often unfair publicity" would be the only reasonable option from the list, since the employers wouldn't do things to decrease worker productivity if they could help it. </span>
“Cultural diffusion is the spread of cultural beliefs and social activities from one group of people to another. ... The mixing of world cultures through different ethnicities, religions, and nationalities has only increased with advanced communication, transportation, and technology.”
Hope this helps!
~BBGLUVER
Answer: C. the downing of an American U-2 spy plane over the Soviet Union.
The downing of the American spy plane in Soviet Union named U-2 contributed mostly to the cancellation of a scheduled summit between the Soviet Union's leader Nikita Khrushchev and that of President Dwight D. Eisenhower.