Answer:
Boss could be a negative connotation if they were described as "tyrannical"
Boss could be a positive connotation if you're the boss at something as in "that game is so boss"
The answer is: "Yadira was babysitting her little sister when she felt the earthquake." This sentence means: While an action was in progress in the past (Yadira was baysitting her little sister), another action occured (the earthquake took place).
Dear Make a Wish,
I’ve chosen your charity to donate money to because what you do for children is so amazing. Giving children who are sick something that they’ve always wanted to do is one of the kindest things that anyone could do. I’d love for you to use this money to do something amazing for a child and make their dream come true. What you do is so uplifting and makes children finally have some peace and happiness in a world of struggle. They check is attached to this letter, i hope it is enough to help! Thank you so much for all you guys do.