There are three blocks, A, B and C. Block A contains a medium yellow square. A medium black square is also in this block. The medium yellow square is touching the bottom edge of this block. This shape is below the medium black square. Above block A is block B with one medium blue square and one medium black square in it. Below the medium black square there is the medium blue square. Below block A there is block C with a medium yellow square in it.
What is below the blue object? a medium black square that is in block A or a medium black square that is in block B?
medium black square  that is in block A medium black square  that is in block B both of them none of them