Which details support the viewpoint that serious cycling is not safe for people under the age of twenty-one? check all that apply. a. “‘the spinal column is particularly apt to be injured by too early riding.’” b. “in 1896, the journal of the american medical association published a cautionary article by dr. william c. krauss of buffalo, new york, that reported the curious case of a 37-year-old man with ‘acute dilation of the heart.’” c. “he went on to warn that the hearts, muscles, and nervous systems of riders also might be adversely affected if they started cycling too early.” d. “‘it must be distinctly understood that anything in the way of racing or speed competition on cycles must be injurious to any woman.’” e. “smith blamed the bicycle for the downfall of women's health, morals, and religious devotion.”

Read the excerpt from "home front diary." jimmy simmons stopped by today to tell me that he had enlisted in the army. he asked me if i would write to him, and i said i would. i told him that i've been writing to my uncle arthur and susan's cousin john for about a year, and as an experienced correspondent i had some advice about all the censorship. "don't write down any information about your location or the number of soldiers in your unit because the censors will cut all of that away," i said. "in my experience, loose lips not only sink ships, they make letters look like snowflake decorations! ” well, he belly laughed over that one. how is the author's perspective different from jimmy's? the author has been to war and she can give jimmy advice. jimmy has become a soldier and does not believe the author’s advice. the author has experience writing to soldiers but jimmy does not. jimmy has more experience at letter writing than the author.