Hi Ace22704,
Answer - natural observation
I think this experimental method is a better option because its in a natural environment where the kids dont know whats happening unlike the suveys where you ask them questions which is probably a bad idea because they might feel scared and just change their minds.
Answer:
I would say one is that you always have to be happy and another is that you have eat healthy all the time. Realistic expectations are that you aren't happy all the time and that you are sad sometimes another one would be that you eat healthy most of the time but have an occasional treat.
Explanation:
The person you are sharing them with may be sick or have something and by sharing those they could pass it onto you
That person may walk everyday or cuts out on carbs stays alway from sugary foods or Being careful about what they eat