The correct answer is; The Delphi technique.
Further Explanation:
This technique was founded between 1950 and 1960, it was developed by a project called RAND. This project was begun by three men named Norman Dalkey, Nicholas Rescher, and Olaf Helmer.
This technique involves sending out random questionnaires to people that are experts in their field and getting their responses. All responses are anonymous to the researchers. When the responses are received they're aggregated and shared with the others in the group study.
Learn more about discussion techniques at brainly.com/question/2132104
#LearnwithBrainly
Answer:
18.5% affected And about 13.7 million children
Explanation:
Based on my classes:
13.9% among 2- to 5-year-olds
18.4% among 6- to 11-year-olds
20.6% among 12- to 19-year-olds.
I hope this helps you!
Endoskeleton I think it's a little hard to read this question
Answer:
Forms of passage of substances across the blood–brain barrier. (A) Passive diffusion: fat-soluble substances dissolve in the cell membrane and cross the barrier (e.g., alcohol, nicotine and caffeine). Water-soluble substances such as penicillin have difficulty in getting through.
