B : taking oxygen into the body
Lightweight clothing because dark clothing will hold heat, waterproof clothing will stick to you and make you hot, and tight clothing will make you sweaty and hot
According to verywellfit “Cardio exercise simply means that you're doing a rhythmic activity that raises your heart rate into your target heart rate zone, the zone where you'll burn the most fat and calories.”
Answer:
1.) Following your fitness plan will greatly reduce major health risks that could catch up to you in the future
2.) It's healthy to have routine; a special fitness plan designed for you can provide structure to your life
3.) Staying fit makes you feel good! It's important to get proper exercise and eat well, as you will have more energy to go about you day
Hope this helped, have an awesome day! :)