There are two blocks, A and B. Block A is below B. Block A has one medium yellow square and one medium black square. The medium yellow square is touching the bottom edge of this block. This shape is below the medium black square. Block B has two medium yellow squares. Medium yellow square number one is touching the bottom edge of this block. Medium yellow square number two is below a medium blue square and a medium black square. The medium blue square is below the medium black square. Medium yellow square number one is below the medium blue square. It is below the medium yellow square number two.
Which object is above a medium yellow square? the medium black square which is in block A or the medium black square that is in block B?
the medium black square  which is in block A the medium black square  that is in block B both of them none of them