please solve quickly

Based on the below code: Restaurant res=new Restaurant("Default Name'); Restaurant Address add=res new Address(); The class Restaurant is considered as an: Select one: a. Inner Class to Class Address @b. None of these c. Outer Class to Class Address d. A parent class to class Address The following is a valid interface definition in Java public interface Shape { default public double getAreaO; public double getPerimeter() Select one: True False Choose the correct signature for the below method. It must take a HashMap as input and return an Object of Type E as output: default getMaxObject(.. objects) { E max=objects.get(0); for(HashMap.Entry Integer, E> entries: objects.entrySet() { if(entries.getValue().compare To(max) > 0) max= entries.getValue(); } return max; } a. default > T getMaxObject(HashMap objects) O b. default EgetMaxObject(HashMap objects) O c. default > E getMaxObject(HashMap objects) d. None of these