Tina has been having trouble falling asleep at night, and it is affecting her ability to focus in class. doing which of these things before bed would her get a better nights rest

Sorry about the calculator and me asap me asap because for real like some no one answers question one for me so that's why i'm posting them over to that way someone can at least answer number two or one for me if you do you so much if you do it would be a complete big blessing to me