We have two blocks. Lets call them A and B. Block A is below B. Block A contains a medium blue square. Below the medium blue square there is a medium yellow square. Block B has a medium yellow square, one medium black square and a medium blue square. The medium yellow square is touching the bottom edge of this block. It is below the medium blue square and the medium black square. The medium black square is below the medium blue square.
Which object is above a medium yellow square? the medium blue square that is in block B or the medium blue square that is in block A?
the medium blue square  that is in block B the medium blue square  that is in block A both of them none of them