State
Colorado
1960
Texas
4
New York
41
Pennsylvania 27
23
Number of Representatives
1970
5
39
25
24
1980
OA. A party realignment
OB. Changes in immigration patterns
OC. Increasing birthrates in urban areas
OD. New methods for conducting the census
6
34
23
27
Which of the following is a factor that contributed to the changes shown in
the table?
