He listened of my request with indifference.

Answer: Option A

disinterest : the state of not being influenced by personal involvement in something; impartiality.
concern : relate to; be about.
displeasure : a feeling of annoyance or disapproval.
caution : care taken to avoid danger or mistakes.
indifference : lack of interest, concern, or sympathy.


Synonym of indifference is disinterest