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