What is the significance of chronology and eras?

Iwhich the following is not a characteristic of george washington

The california gold rush: actually had only a small impact on california’s population because its rich farmlands already attracted thousands of new settlers each year. attracted almost equal numbers of men and women. resulted in laws that discriminated against “foreign miners.” made considerable wealth for average miners because gold mining demanded no real investment of capital. hurt the development of san francisco because gold discoveries shifted interest to areas outside of town.

This researchers data could him determine which of the following types of information about great britain during the industrial revolution