The answer is B because a virus would be more effective
Cardiovascular exercise is any exercise that gets the heart rate up and increases blood circulation. Cardiovascular exercise utilizes large muscle groups. Aerobic exercise requires to use large muscle groups rhythmically and continuously. These muscle movement over a sustained period of time keep the heart rate to at least 50% of its maximum level.
The answer is false. if you are more lean you can be faster that people that might be not as lean or unfit
You are awesome! Thank you for spreading such a positive message! The world needs more people like you!!!
