Other evidence that supports the inference about twentieth- century fads is that Many strange fads in the twentieth century involved competitions. People in need benefited from many fads Young people - participated in dance marathons. Bizarre fads were popular before the Internet.
Fads
Dad is an intense and widely shared enthusiasm for something, especially one that is short-lived; a craze.
Therefore, the evidence that supports it is that that Many strange fads in the twentieth century involved competitions.
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