Accuplacer Reading Comprehension 2024 exam Some stores are testing a new checkout system that allows shoppers to use their mobile phones to scan items as they walk through stores and pay at self-service kiosks, skipping the cashiers' lines. The new mobile checkout system is intended to reduce long lines and customer wait times in stores. What does the second sentence do? A. It expands on the first. B. It states an effect. C. It contrasts with the first. D. It gives an example. - ANSWER>>B According to the American Sleep Disorders Association, the average teenager needs around 9.5 hours of sleep per night, possibly because critical growth hormones are released during sleep. The average adult requires between six and eight hours of sleep per night for optimal health and productivity. How do the two sentences relate? A. They establish a contrast. B. They contradict each other. C. They reinforce each other. D. They provide a problem and solution. - ANSWER>>A Samuel Morse, best known today as the inventor of Morse Code and one of the inventors of the telegraph, was originally a prominent painter. While he was always interested in technology and studied electrical engineering in college, Morse went to