The circulation that disperses oxygen & rich blood throughout the body, is "Systematic Circulation."
I'd say the most questionable source of health information is D. A health care professional because people are more of a reliable source than websites. A health care professional is also trained to do these certain things.
-rhear
D. For sure. Hope this helps you!
The main difference between baseline activities and health-enhancing activities is that baseline activities maintain the status quo, while health-enhancing activities make things better.
D. Ray rosenman is the answer