Peter is complaining of stomach pain and constant hunger. Peter’s doctor diagnoses him with a worm infection. Peter feels hungry because the worm is absorbing food from his intestines. Peter most likely has an infection from a(n)

tapeworm.
leech.
planarian.
marine worm.

Please help me with this question. I would like a real answer and not a link to anything if possible. If there is a link, I will not use it and report it.
Thank you.