已知A为n阶可逆阵, 则与A必有相同特征值的矩阵是( )。\n \n \n \n \n \n \n
\n \n \n
\n \n \n
\n \n \n 
\n \n \n \n A.\n
\n \n \n \n \n \n \n B.\n
\n \n \n \n \n \n \n C.\n
\n \n \n \n \n \n \n D.\n
