单项选择题
类Teacher:
class Teacher{
String name;
float salary;
Teacher(String name){
this.name = name; }
Teacher(String name,float salary){
this.name = name;
this.salary = salary; } }
执行语句Teacher t = new Teacher(“Tom”,2000.0f);后,字段salary的值是哪一项?()
A. 2000.0f
B. 0.0f
C. null;
D. 2000
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