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