Answer: D. transportation time and shipping costs being reduced
Explanation:
As a result of advancements in transportation of goods across different areas, getting agricultural produce from rural to urban areas became cheaper and more efficient. This reduced the need for people to have to engage in Agriculture in the urban areas since they could just buy the produce they wanted relatively easily.
This freed up land for other ventures such as more housing, business and sports centres as well as other structures and not forgetting areas reserved for the facilities needed to transport the goods from other areas to urban areas.
I think the answer would be c
The amount of Nitrogen built up in the joint, as well as the strength of muscles around the joint, and the cartilage that holds that joint in place
