The answer is B) It suggest a tone of worry. The reason is because the phrase "knitting their cheeks" means the that the llamas were moving their jaws. This along with the fact that they were contemplating the writer suggests that the llamas are unsure of the writer.
.
We don't get a ton of
illustration of Egypt itself, or of the altars that the kids set up—but
there are plenty of illustrations of the kids performing rituals, or of
April in her fancy-shmancy get-up, fake eyelashes
Like the hieroglyphics that the kids in The Egypt Game
create, the drawings in the book add to the richness of the story. They
don't show everything—just enough to get the ball rolling and give the
readers a starting point for their imaginations to take off.
I hope this helps:)
The answer is that he was upset because Renee was supposed to do the heavy (yell and scream at Bella for making bad choices) but doesn't. So Charlie went moping around till the wedding came so technically he was upset that Renee hadn't rat Bella out.