An abstract class is which of the following?
A.A class that has direct instances, but whose descendants may have direct instances.
B.A class that has no direct instances, but whose descendants may have direct instances.
C.A class that has direct instances, but whose descendants may not have direct instances.
D.A class that has no direct instances, but whose descendants may not have direct instances
Answer:B
An abstract class is which of the following?
A.A class that has direct instances, but whose descendants may have direct instances. B.A class that has no direct instances, but whose descendants may have direct instances. C.A class that has direct instances, but whose descendants may not have direct instances. D.A class that has no direct instances, but whose descendants may not have direct instances