Which of the following is not a contribution of transportation to economic development?

The correct answer is "decreased production". Transportation plays a significant role in economic development through various means, such as the movement of people and goods, creating employment opportunities, opening up new markets, promoting international trade, and enhancing cultural and social exchanges. However, decreased production cannot be considered as a contribution of transportation to economic development as it is a negative impact on the economy. Transportation is intended to facilitate the movement of goods and people, which should lead to increased production, not decreased production.