Which of the following is true regarding the 2018 U.S. physical activity guidelines for children and adolescents aged 6 to 17? Group of answer choices It's recommended to get 60 min or more of physical activity per day. It's recommended to get 30 min or more of physical activity per day. Bone-strengthening activity is recommended at least two days per week, and the time spent in this activity counts toward the daily recommendation in terms of total minutes per day Muscle-strengthening activity is recommended at least five days per week, and the time spent in this activity counts toward the daily recommendation in terms of total minutes per day