An average of just 18.75cm of rain fell last year, making ______ the driest year since California became a state in 1850.

A．each

B．it

C．this

D．one

保险标的因遭受保险事故而发生全损时，保险人在全额支付保险赔偿金之后，依法拥有对该保险标的物的所有权这种权利称为()

A.物上代位权

B.代位求偿权

C.赔偿请求权

D.物上求偿权