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.
Aerial photographs are mostly taken from the air. Aerial photographs try to capture as much of the view as possible.
Your answer is: Air
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One landform found in Mexico is volcanoes, also mesas and buttes and canyons like the Canon del Cobre in I believe the province of Durango up on the interior plateau so it definitely has a variety of landforms which reflect that it is on the circum-pacific ring of fire and also is partly quite arid.