Oshield america's industries from foreign competition during the late 1800s, the u. s. government

Placed controls on american exports hope this help's.

Hope you have a great day :)

the correct answer is b, "fertility rates are increasing, so populations will grow more quickly in the future."

because its important to learn about other countries and how high tech they are compared to us. also its good to learn about other cultures and how ours differs and in common also we need to learn about companies that we still buy since they ship it here.