Answer: B. Two or more individuals who share a set of norms, values or belief and have a certain implicitly or explicitly defined relationships to one another such that their behavior is interdependent.
Explanation: A group is simply composed of more than one person, and as such members of a group have something in common, it could be a behavior, attitude, like or anything which is common to all members of the group. A group usually possess a relationship pattern which may be lucid or very obvious and sometimes may not be known to others people outside their group that is they exhibit a a sort of positive correlation and as such members of the group exhibit a mutual dependence on one another.
Answer: The 3rd one (3. non verbal communicaton) Also u wrote communication wrong! (LOL)
Answer:
naturalistic observation
Explanation:
Naturalistic observation refers to the type of research that conducted by observing the subjects' uncontrolled behavior when they are in their natural environment.
If the professor want to observe how children develop their social and intellectual skills, the school classroom is considered as the perfect natural environment because in this place children will show how they gather around the people that they like and form a close friendship with them. It also provide the data on how children would response to the teaching method and materials that the teacher gave them.