According to the graph, when did the Northern Hemisphere have the highest average temperature? A. 2005
B. 2007
C. 2009
D. 2010

answer: 1 goes to 3

2 goes to 4

3 goes to 2

4 goes to 1

explanation:

idk

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.