I think the correct answer is D...
GENETICS IS TH GREATEST AND HEALTH BEHAVIORS IS THE LEAST
In the pancreas, but it can be made artificially in labs or somethig
The answer is A) how effective is it?
Answer:
If the teachers are kind and if they have friends
Explanation:
In school its very hard to enjoy when you feel as though no one is there to help you out. If you have friends you will look forward to seeing them daily! And if the teachers are kind and patient it makes school feel much easier even if its extremely hard!