What is said about cell phone use in the mid一1 980s in paragraph 5? A. It had a life—taki
What is said about cell phone use in the mid一1 980s in paragraph 5?
A. It had a life—taking effect because there weren’t enough cell phones in use then.
B. The increased use of cell phones then caused a life—taking effect.
C. Traffic fatalities increased then because the number of eell phones in use decreased.
D. Traffic fatalities decreased then because the number of eell phones in use increased.