Which of the following does NOT distinguish geographers from historians according to Immanuel Kant?

Immanuel Kant did not identify these distinctions between geographers and historians.

According to Immanuel Kant, one of the distinguishing factors between geographers and historians is that geographers focus on studying space, while historians focus on studying time. Additionally, geographers study the physical features of the Earth, while historians study human activities and events. Therefore, based on Kant's perspective, the factor that does NOT distinguish geographers from historians would be their focus on studying the physical features of the Earth.