If an M:N relationship is optional on both sides, and if both relations resulting from the entities involved in the relationship each have 3 records, then the resulting bridge relation cannot have less than records.

List three reasons why people might be fascinated by something as dangerous as a nuclear weapon.

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