单选题

阅读下列程序，选择哪一个是正确的输出结果?class HelloA{ pu

Question

阅读下列程序，选择哪一个是正确的输出结果?
class HelloA{
public HelloA()
{
System.out.println("I'm A class ")
}
static
{
System.out.println("static A")
}
}
public class HelloB extends HelloA{
public HelloB()
{
System.out.println("I'm B class")
}
static{
System.out.println("static B")
}
public static void main(String[] args) {
new HelloB()
}
}

A. static A I&rsquom A class static B I&rsquom B class

B. I&rsquom A class I&rsquom B class static A static B

C. static A static B I&rsquom A class I&rsquom B class

D. I&rsquom A class static A I&rsquom B class static B