單選題

Kelly: At what time does the guided tour of the museum start? Tour guide: The last one ended ten minutes ago. ____________ Kelly: Thank you! I’ll wait for the next tour at the lobby.

 (A) The time on my watch is ten to ten.

 (B) The next tour will start at ten.

 (C) The tour allows only ten people.

 (D) The tour lasts for ten minutes.