We have three blocks, A, B and C. Block A has one medium black square. Block B is to the left of block A. It contains a medium yellow square and one medium black square. The medium yellow square is touching the bottom edge of this block. It is below the medium black square. Finally, we have block C which is to the right of block B. It contains a medium blue square and one medium yellow square. Below the medium yellow square there is the medium blue square.
Which object is below a medium black square? the medium yellow square which is in block C or the medium yellow square which is touching the bottom edge of a block?
the medium yellow square  which is in block C the medium yellow square  which is touching the bottom edge of a block  both of them none of them