单项选择题

有如下程序:
#include<iostream>
using namespace std;
class BASE
public:
~BASE()cout<<"BASE";)

class DERIVED:public BASE
public:
~DERIVED()cout<<"DERIVED";

int main()DERIVED x;return 0;
执行后的输出结果是( )。

A) BASE
B) DERIVED
C) BASEDERIVED
D) DERIVEDBASE
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