We have three blocks, A, B and C. Block B is above A. Block A is above C. Block A has one medium yellow square. The medium yellow square is touching the bottom edge of this block. This block also has one medium blue square. Below the medium blue square is the medium yellow square. Block B contains one medium yellow square and a medium blue square. The medium yellow square is below the medium blue square. And block C has one medium black square.
What is above the black object? a medium yellow square that is touching the bottom edge of a block or a medium blue square?
medium yellow square  that is touching the bottom edge of a block  medium blue square  both of them none of them