You can borrow money from your relatives when you conduct your jab search, because you are sure ______.

A．The woman must still put all the details together.
B．The woman is not hopeful she will finish.
C．The woman hopes she can finish by tomorrow.
D．She is doubtful and may need some help.

A．Because there are fewer passengers taking buses.
B．Because city transport has been financially in difficulty.
C．Because they take up a lot of road space.
D．Because they have polluted the city air.