This question has options. Answer the question about text:

About an hour later , my phone rings . Apparently out of the three people that were at the store that have keys , two of them did not have a key to the cage , and the other person did not have his keys with him . And I was closest .

Why did the writer 's phone ring ?
Select from: (A). None of the above choices .; (B). Because one person did n't have keys with him .; (C). Because two people did not have a key to the cage .; (D). Because he was being asked to unlock a door .;
(D).