Final answer:
The textbook's location of creation could influence how it portrayed the Middle Passage due to different perspectives and interpretations based on regional influences.
Step-by-step explanation:
The textbook was written by authors who conducted research and reviewed various historical documents.
The location where the textbook was written is not specifically provided in the given information. However, it is important to note that the location of the textbook's creation could influence how it portrayed the Middle Passage. Different regions may have different perspectives and interpretations of historical events. For example, a textbook written in America may give more focus to the impact of the Middle Passage on the United States, while a textbook written in Africa may highlight the experiences of African slaves during the Middle Passage. The location of the textbook's creation can shape the emphasis and perspective given to the topic.