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