(6分) 有函数原型 void fun7( int * ); 在下列选项中,正确的调用是( )。
A.
mso-ansi-language:EN-US;mso-fareast-language:ZH-CN;mso-bidi-language:AR-SA" xml:lang="EN-US">double x = 2.17; mso-ansi-language:EN-US;mso-fareast-language:ZH-CN;mso-bidi-language:AR-SA" xml:lang="EN-US">fun7( &x );
B.
mso-ansi-language:EN-US;mso-fareast-language:ZH-CN;mso-bidi-language:AR-SA" xml:lang="EN-US">int a = 15; mso-ansi-language:EN-US;mso-fareast-language:ZH-CN;mso-bidi-language:AR-SA" xml:lang="EN-US">fun7( a 宋体;mso-ansi-language:EN-US;mso-fareast-language:ZH-CN;mso-bidi-language:AR-SA" xml:lang="EN-US">* mso-fareast-font-family:宋体;mso-ansi-language:EN-US;mso-fareast-language:ZH-CN; mso-bidi-language:AR-SA" xml:lang="EN-US">3.14 );
C.
mso-ansi-language:EN-US;mso-fareast-language:ZH-CN;mso-bidi-language:AR-SA" xml:lang="EN-US">int b = 100; mso-ansi-language:EN-US;mso-fareast-language:ZH-CN;mso-bidi-language:AR-SA" xml:lang="EN-US">fun7( &b );
D.
mso-ansi-language:EN-US;mso-fareast-language:ZH-CN;mso-bidi-language:AR-SA" xml:lang="EN-US">fun7( 256 );