贷款人有确切证据证明借款人的经营状况严重恶化,而中止交付约定款项,并要求借款人提供适当担保,这是贷款人在行使( )。
A.不安抗辩权
B.代位权
C.毁约权
D.撤销权
参考答案:A
The speaker mainly discusses ______.
A.cultural issues
B.the learning process of a child
C.behavior as a cultural construction
D.how to educate a child
被冻堵的天然气容器设备如何解冻?