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