We have three blocks. We call them A, B and C. Block A has one medium yellow square. To the left of block A there is block B with one medium black square, a medium yellow square and a medium blue square in it. Below the medium blue square there is the medium yellow square. Below the medium yellow square and the medium blue square there is the medium black square. To the left of block A there is block C with three medium black squares in it. Medium black square number one is below medium black square number two and medium black square number three. Below medium black square number three there is medium black square number two.
Which object is to the left of a medium yellow square? medium black square number two or the medium black square that is in block B?
medium black square  number two the medium black square  that is in block B both of them none of them