Which of the following historical ages shows correct capitalization?
a.
the age of reason
b.
the age of reason
c.
the age of reason
d.
the age of reason

pretty sure 1.someone's coat was found in the lobby.  

  this riddles' answer is library.

  the "leaves" are a reference to the books' pages that the library contains; the branches are a network of libraries that connect multiple libraries' collections, resources, and items in a system of a common database, integrating them; the branches' organization are a useful management tool for coordinating the multiple collections many libraries have.