I am almost positive it is Mood
<span>The only place for the topic sentence is in the beginning as its purpose is to attract readers so that they would like to read a work till the end. So, to answer your question, the topic sentence should never be in the last lines, where the conclusion <span>of the whole work is written.</span></span>
Answer:
which city do you like....
Dorothy informs him of this in Chapter 4.
