A student can attend five classes, each with a different professor. Each professor has 30 students. The relationship of students to professors is a ________ relationship.
A) one-to-one
B) many-to-many
C) one-to-many
D) strong
Question 2
________ can be used to supply power during long power outages.
A) Uninterruptable power supplies
B) Electrical generators
C) Both A and B
D) Neither A nor B