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