The literal meaning of "reach" is: "stretch out (one's hand) in order to touch, grasp or take sth". But it is often used figuratively. In which of the following sentence, the FIGURATIVE meaning of "reach" is used?
【单选题】听力原文:(A) The boxes contain something fragile. (B) They are unloading the boxes. (C) The boxes are being stacked in the room. (D) All the boxes are sealed tightly.