Which of the following contributed to the changes in cotton and slaves as shown in the graph? A.) Climate changes that led to more arable land
B.) Increase in international migration of German farmers
C.) Advancements in transportation, such as canals and steamboats
D.) Increase in settlers to the Oregon territory

c

Explanation:

according to the quotation from booker t. washington's 1895 atlanta compromise speech.

in the great leap from slavery to freedom . . the masses of us are to live by the production of our hands . . we shall prosper . . as we learn to dignify and glorify common labor.

washington believed that  hard work had its own kind of dignity.

explanation:

mark brainliest and have a great day!

answer; i believe the correct answer is ( quakers);