Science fiction is a literature of the future based on our knowledge of the change from ______.

A．The woman has talked with Manager Li once about the proposal.
B．The woman called Manager Li at 1:30 to talk about the proposal.
C．The woman will not know Manager Li’s decision until 1:30.
D．The woman didn’t get through Manager Li’s secretary at lunch time.

A．The street sign.
B．Tile pedestrian.
C．The wall.
D．The pole in the road.