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"
Answer:
Slowly and carefully the little gray mouse licked the last bit of peanut butter off the trap; he darted behind the corner of the washing machine and disappeared.
This is true, you always need to analyse what work youre going into "ALL ASPECTS"