Which of these is not a likely reason why the only road on the mapped area runs along the elevated feature ?

• A it was built to avoid the low, floodable region
• B the road reduced to a minimum the cost of building ridges and culverts across the streams
• C the major settlements are on the elevation and the road connects to them
• D the elevation is relatively a low one and so does not constitute an obstacle to road construction
• E There is no other place through which the road could pass except on the elevation