1. c
2. f
Note: Answer d is also possible since writers often compare and contrast within the framework of the classification pattern.
3. b
Note: Answer e is also a possibility since the heading could suggest the author will discuss why the blues came into being.
4. c
5. e
6. b
Note: The better answer is b, but e is also possible.
7. d
8. a
9. d
10. a