Final answer:
The middle colonies attracted a broad range of European migrants and developed societies with greater cultural, ethnic, and religious diversity and tolerance due to immigration, economic development, and a pragmatic and tolerant approach.
Step-by-step explanation:
The middle colonies attracted a broad range of European migrants and developed societies with greater cultural, ethnic, and religious diversity and tolerance due to several factors. Firstly, the patterns of immigration to these colonies after the English took control brought diverse groups of people from different parts of Europe. Secondly, the rapid economic development in the region attracted people from various backgrounds seeking economic opportunities. Thirdly, the middle colonies had a pragmatic and tolerant approach towards each other, which allowed for the coexistence of different cultures and religions.