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