There are three blocks. Lets call them A, B and C. Block C is to the left of A. Block B is above C. Block A contains a medium yellow square. Block B has one medium black square and one medium yellow square. The medium black square is touching the bottom edge of this block. It also has a medium blue square. This object is below the medium yellow square. Below the medium blue square and the medium yellow square there is the medium black square. Block C contains a medium yellow square.
Which object is above a medium yellow square? the medium yellow square that is in block B or the medium yellow square that is in block A?
the medium yellow square  that is in block B the medium yellow square  that is in block A both of them none of them