1. the last choice , 2. the first choice , 3. the second choice.
Answer: scientific method
Explanation: Scientific method refers to means of looking into phenomena, acquire new knowledge, correct misconceptions and fallacies, and probe theories. Scientific method is a procedure of investigation with defined steps that include experiments and careful observation. The most important part of scientific method is the testing of hypotheses. A hypothesis is a prescribed explanation for an event, which can be tested. Hypotheses, are generally produced within the context of a scientific theory.
Extremely important to many newer citizen groups and netroots is "consciousness-raising," which can be included as a SOLIDARITY benefit of group membership.
Gaining new friends and networking opportunities among the group members are examples of solidarity benefits.
The correct answer to this open question is the following.
Although your question does not include further context or references, we can answer it in general terms.
The people involved in teaching are, of course, teachers, the principal, the board of directors, administrative assistants, the school district, and the Department of Education.
We can also consider extracurricular activities such as Athletics, and Art.
Without a doubt, the school teacher plays the most important role because he/she is there, in front of the class, playing different roles such as educators, leaders, role models, and tutors.
Teachers are responsible to stimulate critical thinking and planning positive discussions to stimulate the ideas in the brain of the students and encourage them to express their opinions in the correct way.