Avoid using technology before resting the blue light wakes you up, make sure you've done everything you needed to do for the day like homework, turning off the T.V... hope I could help
Chicken needs to be because most of the time if you cook it on 133 F it wont cook all the way through
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This actually depends on which level of education you are and what they are looking for. Most people though merely considers it a part of the Digestive System as the bile it stores is used during digestion.
I have seen however several people put it down as part of the bilary system or subsystem which responsible for the creation and distribution of bile.