Consider the Following Network, Which Shows the Location of Various

Multiple Choice

Consider the following network, which shows the location of various facilities within a youth camp and the distances (in tens of yards) between each facility. There is a swampy area between facilities A and E.

-Walking trails will be constructed to connect all the facilities. In order to preserve the natural beauty of the camp (and to minimize the construction time and cost) , the directors want to determine which paths should be constructed. What is the minimum number of paths (in tens of yards) that must be built to connect each facility?

A) 54
B) 56
C) 60
D) 65