题目内容
（请给出正确答案）
如有定义：
class class1
{
Public virtual void test(){}
}
Class class2: class1
{
Public overrice void test()
{
Console.Write(“class2”);
}
}
Class class3: class2
{
Public override void test()
{
Console.Write(“class3”);
}
}
则下列语句的输出是什么？（）
Class2 x = new class3(); x.test();
A.class3 class2
B.class3
C.class2 class3
D.class2
如果结果不匹配，请 联系老师 获取答案
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