Explanation:
(a) Contribution of Transportation to Economic development of a country.
— ensures movement of goods and services
— enhances inter-regional trade opens up new areas
— it makes for national integration
— leads to diffusion of ideas and technology
— creates access to natural resources offers employment opportunities
—generates revenue
— helps to develop tourism
— promotes international trade
— facilitates the movement of people
— earns foreign exchange.
(b) Factors that affect transport development in a country;
— insufficient capital
— inadequate technical know-how
— inadequate spare parts
— low patronage
— poor management
— difficult terrain
— growth of water weeds along river courses
— presence of cataracts, rapids and falls. adverse weather conditions