Answer:
D. They refer to the heart and lungs
Explanation:
Cardio is a term used for the heart. When people talk about cardiovascular health they mean your heart and blood stream. Pulmonary talks about the lungs. This comes from the latin word Plumo which means lungs.
Around 50 percent of the teens who started drinking at the age of 14 will have dependency problems later on in their lives.<span />
The third stage of stress is exhaustion and the body can no longer keep up with the demands placed on it.
