Your heart normally beats 70 to 80 times a minute, but the rate changes depending on your activity level. When you exercise, your body needs more oxygen than when you remain still. Your heart automatically responds to these changing needs. When you need more oxygen, your heart beats faster to increase the flow of blood to your body. Which of the following best summarizes the passage above?

Healthcare costs are becoming an issue for many americans. in just two years, the average family has seen an increase of 3 percent in insurance costs. the increase rises to 25 percent when you include families who buy insurance on an exchange. at this rate, health care will soon be completely unaffordable for most americans. therefore, lowering the cost of health insurance must be a priority for lawmakers. which statement best explains why the argument is logical? a.)the argument incorporates empirical and anecdotal evidence. b.)the argument includes a strong counterclaim and a fair rebuttal. c.)the argument contains relevant reasons supported with facts and data. d.)the argument includes a personal experience as an emotional appeal.