I NEED HELP QUICK PLEASE HURRY. Read the excerpt from "Object Lesson, Part 2."

"I see we'll have to do it the hard way," Ellery said. "Sorry I can't produce the thief with a flick of my wrist, the way it's done in books, but in real life, detection — like crime — is pretty unexciting stuff. We'll begin with a body search. It's voluntary, by the way. Anybody rather not chance a search? Raise your hand."

Not a muscle moved.

Which statement best explains how the author builds suspense in this excerpt?

When Ellery says, "’I see we'll have to do it the hard way,’" it creates tension because it reveals how hard Ellery will have to work to try to solve the crime.
When Ellery says that "’detection — like crime — is pretty unexciting stuff,’" it creates tension because it reveals that Ellery is not interested in solving the crime.
The sentence "’We'll begin with a body search,’" creates tension because it builds an uncomfortable situation for every student.
The sentence "Not a muscle moved," creates tension because it shows that Ellery will have a hard time figuring out who’s guilty.