To understand why different groups migrated into Michigan, what should the teacher focus on first?

Focusing on the push and pull factors is essential because these factors directly influence the reasons individuals or groups choose to migrate to a new location. Push factors are conditions that drive people away from their original homes, such as economic hardship, political instability, or environmental challenges. In contrast, pull factors are the attractive aspects of the destination, which may include job opportunities, better living conditions, or community and cultural ties.

By examining these factors, the teacher can help students understand the motivations behind migration to Michigan, thus setting a foundation for discussing the historical, social, and economic contexts that accompanied these movements. This understanding enriches the study of local history and introduces students to broader concepts related to migration patterns.

In comparison, while population density can provide insights into where people live, it doesn’t clarify the reasons for their migration. Human interactions with the environment play an important role but are more of a secondary consideration when discussing reasons for migration. Exploring cultural diversity is valuable for understanding the resultant demographic makeup but doesn't address the initial motivations for how groups arrived in Michigan. Starting the conversation with push and pull factors gives a clear, purposeful context for the study of migration to the area.