Tom probably thinks Mr.Weems is up to something strange like robing a bank or something.
Answer:
Why did the author decide to write it?
Definition of interlunar<span>. : relating to the interval between old and new moon when the moon is invisible. So maybe something like this: The interlunar moon can not be see it is as stealthy as a ninja.</span>
According to Apex Learning the answer would be Four. So if you get marked for that answer with a teacher then I am not sure. But it would be Four score reports.