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 has one medium black square. A medium blue square is touching the bottom edge of this block. It is below the medium black square. Above block B there is block C which has one medium yellow square and a medium black square. Below the medium black square there is the medium yellow square.
Which object is above a blue thing? the medium black square that is in block B or the medium black square that is in block C?
the medium black square  that is in block B the medium black square  that is in block C both of them none of them