Choose your answer from options. Premise: "The Harem, open from 10:00 a.m. to 4:00 p.m. , can be visited only on the official 30-minute guided tour (offered in English and other languages), for which you must buy an additional ticket." If this premise is true, what does that tell us about whether it entails the hypothesis "You must take a 30 minuted guided tour if you want to visit the Harem. "?

(A). yes
(B). it is not possible to tell
(C). no
(A).