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