Answer (a), (b), and (c). (a) briefly describe one specific historical similarity between mass media in the 1920s and in the 1950s. (b) briefly describe one specific historical difference between mass media in the 1920s and in the 1950s. (c) briefly explain one specific historical effect of mass media in either the 1920s or the 1950s

Mass media is a a form of technology which helps in reaching public at large via different means like newspapers, radio, television etc.

There are many historical similarities and differences between mass media during 1920s and in the 1950s. similarities are as follows:

(a) The era's during 1920s and 1950s were completely different from each other. The 1950s was a time after India gain independence and was a time of confidence and optimism whereas 1920s was a time of great depression.

However, mass media played a major role in both the era's as a medium for shaping opinion of public at large.

(b) The major difference between the mass media of 1920s and the 1950s was new technology. During 1920s mute movies and radios were in trend but with the passage of time new technology like television gain importance during 1950s.

(c) During 1950s , mass media played a vital role in shaping opinions of public at large and promoting optimism and freedom throughout the decade.

Therefore mass media is an important part of history and will keep on emerging as a great communicator of thoughts via different means.

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1960: wilma rudolph was the first woman to win three olympic gold medals in track and field at one olympic games. she was an american sprinter from tennessee, she was acclaimed the fastest woman in the world. she was among the most visible black women in america and abroad. she became a role model for black and female athletes. she was also known as a civil rights and women right's pioneer.

1973: billy jean king is an american former number one tennis player. she represented the united states in the federal cup and the wightman cup. for three years she was the usa's captain in the federation cup. she defends gender equality and has been a pioneer for equal and social justice. at the age of 29, she won "the battle of sexes" tennis match against the 55 year old bobby riggs. she was also the founder of women's tennis association and the women's sports foundation.  

1983: tamara mckinney becomes the first american female skier to win the alpine world cup overall championship top. she was the only american to hold that title for a quarter century until 2008.

1992: manon rhéaume, from canada,   becomes the only woman to start in a national hockey league game in an exhibition game for the tampa bay lightning . she played on the canada women's national ice hockey team winning gold medals in 1992 and 1994. and silver medals in 1998. manon marked the first time a woman appeared in a regular season professional game with her first appearance against the salt lake golden eagles.

2013: serena williams won 78 of 82 matches at the age of 31. she is an american professional tennis player. she reached the number 1 ranking for the first time on july, 8, 2002. at the age of 16, she played against karsten braasch the battle of sexes. she was the highest paid female athlete in 2016. she is a unicef ambassador .

the correct answer is: the fact that the anti-federalist papers were considered poorly written.