Which statement is true about short stories?
a). short stories fit within a genre of literature called drama which includes tragedy, comic drama, melodrama, and farce.
b). short stories, because they are short, require little craft or effort from the author.
c). short stories typically have a more complex setting than do novels.
d). a short story is a fictional story that is brief enough to be read in one sitting.

D). A short story is a fictional story that is brief enough to be read in one sitting.

Explanation:

This is the correct statement out of these options. It is not true that short stories belong to drama. It is also not true that because they are short, they require less skill. In fact, they often require more skill than other genres of literature precisely because of this. Finally, it is not true that short stories are necessarily more complex in their setting than novels. However, it is true that short stories are meant to be short enough to be read in one sitting.

this would be in the imperative mood. it is a category of verb forms that are used to express orders,instructions,commands or requests.

its repetition emphasizing that the chain is his own. sorry if i am wrong.