類Teacher: class Teacher{
String name; float salary;
Teacher(String name){
this.name = name; }
Teacher(String name,float salary){
this.name = name;
this.salary = salary; } }
執(zhí)行語句Teacher t = new Teacher(“Tom”,2000.0f);后,字段salary的值是哪一項?()
A. 2000.0f
B. 0.0f
C. null;
D. 2000