Answer: A.Busy commercial districts and architecture that reflects both modern and traditional influences
Explanation:
Starchy food because starchy food are an important source of carbohydrates/energy in our diet. Wholegrain varieties also provide fibre, which is important for digestive health, and a range of vitamins and minerals including B vitamins, iron, calcium and folate.
An active continental margin is located on the edge of a continent where it crashes an oceanic plate. The margin is the site of earthquakes which is an example of tectonic activity.They also generally have a continental rise.An example of this is the west coast of South America.
I would say that the answer is A.