How did Rock and Roll music affect US society in the 1950s? a
It promoted values learned during times of economic hardship.
b
It reminded people of pre-war days.
c
It increased the fear of communist expansion.
d
It instilled a sense of newfound freedom in the younger generation

B

Explanation:

in the 1950s a specific style of music known as rock and roll affected the american society by influencing family lives, teenage behavior and the civil right movement

explanation: we can only guess at how our actions may be perceived in the future. doing something really big like killing lots of people, saving lots of people, affecting the lives of lots of people is a sure fire way of being remembered in historical records. we can also make a difference in the history records by being a small influence on something bigger, whether that is as a civil servant, scientist or artist.

of course you could argue that we all affect history just as tiny cogs in a   bigger machine.

if you mean how do people influence our opinions of things which have already happened, then simply by writing a book which looks at things form a different perspective and trying to convince people that this perspective is more accurate or truthful. people do it all the time i.e. richard the third was a terrible or was he? plenty would disagree, it's just that their views aren't the most widely known.n:

increases in demand are shown by a shift to the right in the demand curve. this could be caused by a number of factors, including a rise in income, a rise in the price of a substitute or a fall in the price of a complement.

which the answer is:

b