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