信息从源结点传输到目的结点的中途被非法截获，攻击者对其进行修改后发送到目的结点，这属于( )攻击类型。
A．截获
B．窃听
C．篡改
D．伪造
参考答案：C
He was lucky enough to sell his car for exactly ______.
A．where he had paid for it
B．what he had paid for it
C．what he was paid for it
D．which he had paid for it
《史记》载：汉武帝时，“公孙弘以《春秋》白衣为天子三公，封以平津侯。天下之学士靡然乡风矣”。该材料主要表明（）
A.汉武帝广泛吸纳人才
B.儒学在民间开始兴起
C.儒学地位显著提高
D.平民将相大量涌现
