Public class Person { String name; int age=25; public Person(String name){ this(); //line nl setName(name); }Public Person(string name, int age){ Person(name); //line n2 setAge(age); } //setter and getter methods go here public String show(){ return name+" "+ age; } public static void main(String ] args) { Person pl=new Person("Jesse"); Person p2=new Person("Walter",52); System.out.printIn(p1.show()); System.out.println(p2.show()); }} What is the result?
选项：

A: Compilation fails only at line n1.
B:Compilation fails at both line nl and line n2.
C: Compilation fails only at line n2.
D: Jesse 25 Walter 52