[问答题]
Omni Communications Inc. is
t1fe4. ndth,l plannin
zn, hmcdslg 0qun,4(3lil-u/9chsf( g to connect six cities (A-F) with a fibre optic network. Due to the high speed of information transfer over a fibre optic network, each city does not need to be c
ldq icn/0f9ss,uz ch, nm(3l hl4g(-u onnected directly to each other.
The numbers on the graph below indicate the cost, in thousands of dollars, for each possible connection between the cities.
Determine the network of cables that will minimize the total cost of connecting these six cities to the fibre optic network, and the associated cost.