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