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