We have three blocks, A, B and C. Block C is to the left of A. Block B is to the left of C. Block A has a medium yellow square. Block B has one medium yellow square. The medium yellow square is touching the bottom edge of this block. This block also has a medium black square.. Below the medium black square is the medium yellow square. And block C contains two medium black squares. Medium black square number one is touching the bottom edge of this block. This object is below 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