Variables and Patterns
1.1 A, B, C


 
1.2 A-C


1.4 A-C



2.1 A-D

2.3 A & C

2.4 A-H

3.2 A & B

3.2 C-E

3.3 C

3.4 A-D


4.1

4.2 A

4.4 A-C

4.5 A-D

ACE 7 A-C, 11