Journal #27

A woman lives on the tenth floor of an apartment building. Every morning she takes the elevator all the way down, and goes to work. In the evening, she gets into the elevator, and, if there is someone else in it she goes back to her floor directly. Otherwise, she goes to the seventh floor and walks up three flights of stairs to her apartment. why?

Give two possible solutions to the question.

In the evening she is tired and rides the elevator with some one else.

she is full of energy and needs to burn it off.