Find a theory to fit the evidence.

Item: a box of 3 condoms
1) Of a type sold at the bookstore.
2) The box was empty.
3) The box was sealed.

Location: on top of a stack of notebooks
4) On the opposite side of the store from where condoms are kept.
5) The notebooks were behind a shoulder-high display which blocked sight from the customer service desk.

Time: Saturday afternoon
6) After the last night of an ArtSci weekend.
7) During intersession.

Miscellaneous: 8) Condoms are distributed for free in the dorms.