I answer I will buy food downstairs myself . However , a few minutes later , I realised I really could n't any eatable things in the food court near my school . I knew the quality of the food they have so ... Anyway , I called my mother back and enquired her to take away something for me instead .
Question: Why would the narrator make a last minute call to their mom ?
The answer to the above question:


They wanted their mom to buy them food .