Ursula is the most popular person in her apartment complex. Everyone knows her face and where she lives. Given what we know about location and interaction patterns, which of the following statements about Ursula's apartment is most likely true?

a. The apartment is in a back corner of the complex.
b. The apartment has a door opening to a private hallway.
c. The apartment is upstairs and far from a stairwell.
d. The apartment is right next to the mailboxes.

ANS: d