What effect did the rivers have on emigrant travel along the Oregon Trail? A. Emigrants used tar to fill the cracks in the boards of the wagons.

B. Emigrants brought extra wheels to replace ones that broke.

C. Emigrants used ropes to pull the wagons across the rivers.

D. Emigrants used oil to weather proof the canopy of the wagon.

"globalization has greatly impacted the united states and american citizens. first and foremost, globalization has spread american influence throughout the world. globalization has opened up more markets for the united states, which in effect american companies sell their products worldwide. there has been a rise of multinational corporations and their influence has greatly increased."

is this question from a book? ?

the correct answer is a