2) Consider the following classes: public interface Vehicle{} public class Car implements Vehicle{} public class Toyota extends Car () and the following declarations: Object obj = null; Vehicle v = null; Car c = new Car(); Toyota toy = new Toyota(); a) Will the assignment compile? Why or why not? c=toy; b) Will the assignment compile? Why or why not? v = new Vehicle(); 3) Consider the following code snippet: for (int i = 0; i