An author's credentials can determine a health source's credibility. None of the other options would apply to credibility. When it comes to health, if you want to make sure that what you are researching or reading is authentic and reliable you need to find out whether the author is a professional health expert or not. You can do this by finding out their credentials.
Based on the sentence "a placebo is amedication that elicits a positive emotional response in an experimental subject", a placebo is a simulated medically ineffectual treatment for disease or other medical condition intended to deceive the recipant. the answer are: FALSE
hope this help
I think it might be proteins
It is C because both Thoroughbreds and Clydesdale horses are in the equine family, but they have different traits. Thoroughbred are the sleek horses you see at horse races. Clydesdales are thinker stocker horses like the ones you see on the Budweiser commercials. I hope I helped you!
~ Princy