Given the code fragments: 

Which two modifications enable to sort the elements of the emps list? (Choose two.) 

Answer options:

A. Replace line n1 with class Person extends Comparator<Person>
B. At line n2 insert public int compareTo (Person p) { return this.name.compareTo (p.name); }
C. Replace line n1 with class Person implements Comparable<Person>
D. At line n2 insert public int compare (Person p1, Person p2) { return p1.name.compareTo (p2.name); }
E. At line n2 insert: public int compareTo (Person p, Person p2) { return p1.name.compareTo (p2.name); }
F. Replace line n1 with class Person implements Comparator<Person>

BC