The answer is B: international travel
The correct answer among all the other choices is "he positions many of the figures so that they are gazing at the central figure." This is <span>one technique raphael sanzio uses to create emphasis in marriage of the virgin. </span>Thank you for posting your question. I hope this answer helped you. Let me know if you need more help.
According to quizlet.com "North: factories, cities, small farms, immigration communities, no need for slavery, a house was the basis for northern power, more railroads<span>South: slave labor, plantations, cotton, few immigrants, senate basis for political power, few railroads"
Hope this helps.</span>