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