public class Tester {public static void main(String[] args) {Base obj = new Derived();obj. method();}}class Base {public void method(int a) {System. out. println("Base Method");}}class Derived extends Base {public void method() {System. out. println("Derived Method");}}

1. which of the following is a search engine? a) mozilla firefox b)internet explorer c)google d)safari 2. which of the following statements is true? a) all search engines will provide the same results when you enter the same query. b) all search engines use the same amount of advertisements. c) some search engines are also browsers. d) search engines often provide different results, even when you enter the same query.

Which two technologies support the building of single-page applications?

100 pts. first person gets brainliest