In the late 1800's, which reason led the united states to give greater attention to the world beyond its borders

The United States gave attention to the outside world in the late 18th Century due to an interest in obtaining markets for surplus goods. Between the 1890s and the beginning of World War 1, the U.S expanded its access to overseas markets in other continents and acquired raw materials for its industries through the imperial policy.

Answer might be b i think