Which of the following supports the concept of hierarchical classification? (a) Polymorphism(b) Encapsulation (c) Abstraction

Question

i can't

Answer 1

the answer is (a)

EDITED:
https://www.google.cv/url?sa=t&source=web&rct=j&url=https://www.tutorialspoint.com/java/java_polymorphism.htm&ved=2ahUKEwiTrOrdsPHZAhXH1qQKHRhKDAYQFjAYegQICBAB&usg=AOvVaw2mywVvrUvytdo_TxY_8uG_

Answer 2

polymorphism

Answer 3

thanks

Answer 4

inheritance