Which of the following was not a way Alaska proved its' worth? By rich oil resources

With gold discoveries

Theough defensive location

As a rich trading center

In a economy individuals answer the three basic and the central authority or leaders have little say in the economy.

Food can come from sustainable or unsustainable resources. why has the united nations suggested that bugs could be a better source of food than animals like pigs or cattle?

Trade routes emerged along which coast when arab and indian traders from around the indian ocean mixed with the bantu people from africa's interior? a. swahili coast b. guinea coast c. drakensberg coast d. namib coast