The correct answer would be: D
Depression is the disorder where people spend most of their time sleeping.
Answer:
you can research about the internet (social media,tv,etc) families (their behaviours, toxicity, etc) and school (work load)
Explanation:
Answer:
No; the study is based on a volunteer sample, which may be very different from a randomly selected one.
Explanation
Her plan cannot be effective because she could base her own judgenent on samples that was randomly selected for consideration.