Adults need at least 150 minutes of moderate-intensity physical activity and should perform muscle-strengthening exercises on 2 or more days each week.
<span>Answer 1: The correct answer is B. 450 feet.
A high beam refers to a beam from the headlight from an automobile that is useful in providing visibility and brightness when driving on dark or poorly lit road.A high beam can illuminate the road in front of you for 450 feet, providing good long-distance visibility.
Answer 2: The correct answer is B. Gateway drugs.
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A gateway drug refers to a drug that makes it easier to try or consume drugs that are "harder" (more potent or dangerous). Examples of gateway drugs are milder drugs such as marijuana and alcohol, which when consumed can lead the use of more addictive and dangerous drugs such as cocaine or methamphetamine. </span></span>
