Paper C: Interleaved

Compound & Advanced Patterns

How to Solve

1
Rot 0
Black
➜
A
Small
➜
3
Rot 90
White
➜
B
Med
➜
?
Series 1 (Odd): Rotate 90° AND Color Inverts. Next: Rot 180, Black.
Series 2 (Even): Size grows. (Ignored for answer).