24. What do you understand by Thomas' statement, "The savage, the Negro, the peasant, the slum dwellers, and the white woman are notable sufferers by exclusion"?
25. What other of the subtler forms of isolation occur to you?
26. Is isolation to be regarded as always a disadvantage?
27. What do you understand by segregation as a process?
28. Give illustrations of groups other than those mentioned which have become segregated as a result of isolation.
29. How would you describe the process by which isolation leads to the segregation of the feeble-minded?
30. Why does a segregated group, like the feeble-minded, become an isolated group?
31. What are other illustrations of isolation resulting from segregation?
32. How would you compare Europe with the other continents with reference to number and distribution of isolated areas?
33. What do you understand to be the nature of the influence of the cradle land upon "the historical race"?