Answer:
Systematically describe; assess relations between variable. Option A
Explanation:
First, we will fill in the gap in the question, check below;
''Whereas observational research is designed to SYSTEMATICALLY DESCRIBE behavior, correlational research is designed to ASSESS RELATIONS BETWEEN VARIABLE''.
In order to analyze a particular subject there is a part of research techniques to be used in which the analyst just have to observe, the research method or technique for that is called the Observational research. The person observing or the analyst can also be a participant that is part of the subject and still observe.
When you take two things -- variables and you compare and contrast them, you are already using the Correlation research method.
Answer: Protein complementation
Explanation:Protein complementation is the combination of two or more protein to help get all the required amino acids into the body.
It is done efficiently by combining two or more proteins usually legumes and grains because some proteins are incomplete protein sources that needs to be combined together to form a complete protein. Protein Combining is very much applicable to vegetarians to provide adequate amounts of all the essential amino since thier diet may not be able to provide sufficient amount of some essential amino acids,
I know im a kid but showing them some bad after affects of the drug might scare them into not doing it.