Plzzz some one help me this is due at 8:am and i need help i will give brailist

Around the third week of a college class, a professor decides she’s had enough, is tired of dealing with bureaucracies, and wants out. so one day, instead of coming to class, she flies to tahiti and sells souvenirs on the beach. if this happened, the college would simply assign a substitute to finish the course. what does this tell you about the nature of the authority wielded by a professor?

Music the height of a wave or the amount of the wave carries is the amplitude. a.air b.nodes c.speed d.energy

How has our understanding of the first sentence of the declaration of independence changed over time?