Read the rough draft summary of Chapter 4 of Wheels Bicycle racing became popular almost as soon as the
first bicycle was introduced in 1878 Although most
racers were males, many females soon entered this
growing sport, it was not long before races began to
occur throughout the United States, attracting large
crowds of tans who applauded the competitive efforts of
these female athletes. However, despite their
determination and successes, not everyone in the
community was supportive of women racers. Some
believed that women's place in cycling was not on the
public race path and many tried to make it difficult for
women to compete. Ultimately, these attempts were
too late and largely unsuccessful and women racers
continued to make their mark in the cycling world.

Which relevant detail should be added to the summary to
make it complete?

Many spectators enjoyed the thrill of bicycle races on
indoor tracks
Women often worked hard to break each other's
cycling records
Bicycle makers viewed races as a great way to sel
their machines
Large crowds often gathered to watch and applaud
women racers.
Bicycle makes viewed races as a great way to sell their machines
Large crowds often gathered to watch and applaud women racers

Yeah, it's B.

Explanation:

Didn't take the test, but knew it anyway.

buenas noches would be your answer

laughter and happiness are an essential part of life. laughing releases the body's "feel good" chemicals. thus, it provides long or short term relief from stress and or anxiety. more or less, laughing strengthens social connections and provides an easy approach in social related situations.

moreover, there are many benefits of laughter and humor. it's as if they play the role of superhero to combat anxiety and depression, according to researchers. happiness and laughter is the best medicine for teen mental health.

what happens in the body also affects the mind. the positive changes in physical health also have profound an impact on mental health. we have a lot to gain from laughing! medical effects of laughter have continued to validate the pain-relieving effect and benefits of laughter.

scientists tell us that laughter and humor actually, believe it or not, lower blood pressure, reduce stress hormones and increase muscle flexion. there are many benefits to happiness and laughter, and they so happen to increase the circulation of antibodies in the blood stream and make us resistant to infections.

as stated before, laughing releases your body's "feel good" chemicals, and on a related note, negative stress can cause your body to release chemicals that weaken your immune system which makes you more likely to contract a disease. luckily, laughter reduces negative stress and prevents those chemicals from being released.

all in all, you may want to consider laughing as much as you can!