B. because a hematologist deals with blood
Answer:
Questionnaires
Explanation:
They allow both government and outside researchers to obtain estimates of a variety of health related topic or issue among either the entire nation or specific demographic group of the population.
And the survey design is cross section.
Short answer: They explain how it hurts your body to the point where it can kill you
Long answer: One way that organizations help prevent eating disorders is explaining how it can kill you. Most people don’t know how an eating disorder works so they explain it by describing what happens to the muscles organs and other important parts of the body. When a person skips meals for a while muscles can start to deteriorate. And eating disorder can also cause the nutrients needed to keep the organs healthy to start going away.
Note that I’m not a professional on this***
Answer:
HOW- you would call family members maybe get his phone and call his contacts .
Explanation: