Which medium did you like better and why

What is one way that the author makes a distinction between the first transcontinental railroad and the first transcontinental passenger flights in 1936

In the sentence from barbara kingsolver’s “life without go go boots”, “writers are supposed to be eccentric,” the word eccentric is a euphemism for

Choose the sentence that is not logically connected in the paragraph. (1) one final effect of radio and tv on the language must must be noted. (2) there is no doubt that these great media of information have cut down considerably the time that used to be devoted to reading. (3) radio and tv may enhance the spoken word. (4) they tend to lower comprehension levels.