For whatever reason , Ennis had changed , and Jack was excited to be the recipient of his new feelings . Still , a small part of Jack remained guarded . Ennis 's history required a bit of self - preservation , and Jack could n't help that . It hurt , but it was necessary .

Question: Why would Jack be excited the Ennis changed ?
Answer: They both like to eat chocolate .Ennis and Jack like the same persons .None of the above choices .Jack is happy that Ennis shares his feelings .