Ariana is sitting at a desk in front of Billy. Billy is sitting at a desk in front of Cary. Derrick is sitting at a desk in front of both Billy and Erica. Which of the following lists could represent the order in which these people are sitting at their desks, from front to back?
Options:
a) Derrick, Billy, Erica, Ariana, Cary
b) Ariana, Billy, Derrick, Erica, Cary
c) Derrick, Ariana, Billy, Cary, Erica
d) Ariana, Derrick, Erica, Cary, Billy
e) Cary, Billy, Ariana, Erica, Derrick