The 13 original American colonies were grouped into three regions. Massachusetts and Connecticut were in the New England colonies. Colonies like Pennsylvania and New York were in the Middle colonies. Virginia and others further south made up the Southern colonies. Which of the following best explains why these areas developed into different regions? A. Each region was settled by people from different parts of England. B. Each region had different types of resources available. C. Each region was settled by different types of religious groups. D. Each region had different opinions on slavery and women's rights.