The middle-class income was then calculated using PewResearch’s definition of middle-class. Keep reading to see what the line looks like between middle-class and upper middle class-income.

Animal a= new Labrador(); // created object of Labrador class and assigned it to Animal interface a.sound(); // called sound method of Animal interface a.eat(); // called eat method of Animal ...

An abstract class is a class that cannot be instantiated but can have abstract methods (without implementation) and concrete methods (with implementation).

Nishanth Thalambedu, Nadia Safar, Ahmad Mazin M. Safar. Mining the Kras-p53 mutational interface for synthetic lethality (SL) in pancreatic adenocarcinoma (PA) [abstract]. In: Proceedings of the ...