Question

Consider a Dog class and a Mammal class. Which is true? Group of answer choices The Dog class is abstract The Mammal class is concrete Both classes are concrete The Mammal class is abstract

Answer 1

Answer:

The answer is "The last choice"

Explanation:

In this question, the last choice "Mammal is an abstract class" is correct because the dog class is a mammal, and therefore the mammal class will be an abstract class, which also includes some method, that isn't declared completely, and its function can be declared in the concrete class, that is a dog class.