.. ANSWER ASAP!!! HAS TO BE RIGHT !!!!!! What is most likely the reason the author includes the Lethargarians' schedule?

to make the Lethargarians seem more familiar to the reader
to make the Lethargarians seem more realistic to the reader
to help the reader understand the kinds of puns the Lethargarians use
to help the reader understand the wordplay of the Lethargarians' name