The correct answer to this open question is the following.
First, we have to clarify something. This is not the correct statement for the question.
The correct question should be read like this: "Explain the significance of Alan Freed renaming race music as rock-and-roll music."
Now, we can comment on the following.
Alan Freed was a famous disk jockey in the 1950s, The significance of Alan Freed renaming race music as rock-and-roll music was that this change allowed him to promote this modern music in different publics, including the white youngsters that immediately fell in love to rock and roll.
What he successfully did was to take the black musicians that played rock and roll like Little Richard and Chuck Berry, to the massive white audience that had the money to buy records and buy tickets. And sell records and tickets he did, because he promoted r&r music and produced many concerts in different venues.
Answer:
Impact of Dunkirk While the German blitzkrieg was undoubtedly successful (France would call for an armistice by mid-June 1940), the largely successful evacuation of the bulk of Britain's trained troops from near-annihilation proved to be a key moment in the Allied war effort.

Answer:
the Vietnam war and Tet offensive are major cause of loosing faith in political system
Explanation:
During the time between 1960s and 1970s, there were many factor involved due to which people lose faith in the political system. The Vietnam war is one of them. Ii is because there is large difference in information given by government agencies and what people observe from ground zero and this lead to widened the gap between the government and people.
Moreover, when the Tet Offensive (SERIES OF ATTACKS ) was introduced in 1968 by North Vietnam, the masses started to question the government authenticity.
The answer would be A a new adversity campaign