For the answer to the question above, I believe the answer among the choices that you have given is multiple choice letter D. <span>Africans and Europeans shared immunities to Old World diseases.
I hope my answer helped you. Have a nice day!</span>
In the cartoon, now-prosperous immigrants object to further immigration to America. The meaning behind the prosperous immigrants' shadows is that there is an underlying secret to how the immigrants became prosperous or their lives are in danger because they are more prosperous than the locals.
He agrees that Stuart should be court-martial.