Answer :
Of all the given explanations, the one which gives the best explanation about the formation of the different cultural regions in North America are groups adapted to the environments in which they settled. Hence, Option D is correct.
What are cultural regions?
A cultural zone, cultural sphere, cultural area, or culture area is a landscape that has a single or cluster of largely similar human activities or can be stated as an adaption to the environment. Such activities are frequently linked to an ethnolinguistic group and the region they reside in.
Each cultural region is unique due to its language, religion, governance, use of the land, education system, and customs. Geographers acknowledge the Middle East, Latin America, North America, Europe, Russia, Sub-Saharan Africa, China, Japan, South Asia, and Southeast Asia as some of the major cultural regions in the globe today.
Thus, Option D is correct.
Learn more about cultural regions from here:
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