Question

how can a time line be helpful when creating a migration map? it provides individual stories that bring the data to life. it highlights important events that occurred in an area. it provides a visual representation of migration patterns. it adds details or statistics on demographic data and trends.

Explanation:

A time - line in a migration map is used to show when migration - related events happened. Option 1 is about individual stories, option 3 is about visual representation (not specific to time - line's main use), option 4 is about adding details on data/trends. A time - line highlights the timing of important migration - related events in an area.

Answer:

B. It highlights important events that occurred in an area.