This August will be very precious for graduates by which time they _________into a university.

A．will be admitted

B．will have admitted

C．have been admitted

D．will have been admitted

在免责的债务承担合同中，如果新债务人不履行债务，下列说法中正确的是()

A．债权人可以向原债务人主张权利

B．债权人只能向新债务人主张权利

C．债权人既可以向原债务人主张权利，也可以向新债务人主张权利

D．按照免责的债务承担合同中约定的方式处理