Read this line from "Review of U. S. Human Space Flight": Can we explore with the assurance of human safety? Human space travel has many benefits. However, it is very dangerous.

Why would the author raise the question of safety without proposing a way to prevent accidents?

A. To remind readers that space flight is not without risks

B. To admit there is a flaw in the committee's argument

C. To suggest that they might indeed be wrong

D. To address and resolve an important counterargument

The cheerleading squad practiced their routine, they were still not ready to perform for an audience. choose the best transitional word or phrase to complete the sentence. a) however b) besides c) although d) therefore

1. the group spurned the newcomer and accepted him gladly.

Read the rough-draft paragraph. exercising daily is one of the best ways to the body fight fatigue, illness, stress, and weight gain. whether taking a bike ride, enjoying a walk, or going for a swim, the type of activity is not as important as exercising consistently. often, people begin the new year with the resolution of exercising, but within a few months that commitment is quickly forgotten. the key is to choose something that is accessible, enjoyable, and affordable. exercising just thirty minutes a day not only strengthens the heart and lungs, but it also to boost one’s energy. another way to feel more energized is to eat a balanced diet. since no single food item can supply the body with everything it needs, it is important to eat a variety of foods. so to maintain a long, happy life, get out there and get moving, and enjoy a wide range of healthy meals. which statement best describes the mistake the writer makes in this paragraph?