多选题 Given:
2. import java.util.*;
3. class Cereal { }
4. public class Flakes extends Cereal {
5. public static void main(String[] args) {
6. List＜Flakes＞ c0=new List＜Flakes＞();
7. List＜Cereal＞ c1=new ArrayList＜Cereal＞();
8. List＜Cereal＞ c2=new ArrayList＜Flakes＞();
9. List＜Flakes＞ c3=new ArrayList＜Cereal＞();
10. List＜Object＞ c4=new ArrayList＜Flakes＞();
11. ArrayList＜Cereal＞ c5=new ArrayList＜Flakes＞();
12. }
13. }
Which are true? (Choose all that apply.)