The Local Town Board Has Authorized the Creation of a New

Multiple Choice

The local town board has authorized the creation of a new sub-division of five houses. The public works department is given the duty of installing underground electric wires which will network together the houses with the nearby electric sub-station. The table below gives the cost in hundreds dollars of installing wires between each of the houses and the sub-station. Find the cost of the cheapest network connecting the five houses with the sub-station.

A) $7100
B) $7200
C) $8800
D) $9600
E) None of the above.