Which sentence contains an unclear pronoun? A.
Ryan and Glen were video game fanatics, and they loved to compete with each other.
B.
Glen was hoping that Ryan would not beat him at the racing game.
C.
Glen bought Ryan and his brother a new racing game as a birthday gift.
D.
After Glen gave Ryan the video game, Ryan played it several hours a day for weeks.

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.