Answer:
A, mountain ranges increase transportation costs in and out of Switzerland and limit local resources.
Step-by-step explanation:
The topography of Switzerland informed its exports decisions as Switzerland has a lot of mountain ranges (series of mountains or hills connecte d by high grounds). This mountain ranges has mad traspotation cost to increase for the high density goods that it produces. If Switzerland produced low density products, it would be very difficult to transport through the series of mountains and also the cost of transportation of such products will be exponential.
I hope this helps.