多选题 Given:
3. class Holder {
4. enum Gas {ARGON, HELIUM };
5. }
6. public class Basket extends Holder {
7. public static void main(String[] args) {
8. short s = 7; long 1 = 9L; float f = 4.0f;
9. int i = 3; char c = "c"; byte b = 5;
10. // insert code here
11. default: System.out.println("howdy");
12. } } }
Which line(s) of code (if any), inserted independently at line 10, will compile? (Choose all that apply.)