Which piece of evidence best reveals Normas curiosity toward Mr. Stewards offer?

b is the answer for this question.

to make more meth, buy some

to make orange chicken put orange paint on chicken

explanation:

  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.