There are three blocks, A, B and C. Block A contains two medium blue squares. Medium blue square number one is below a medium black square and medium blue square number two. It is touching the bottom edge of this block. Below medium blue square number two is the medium black square. Block B is to the right of block A. It has one medium yellow square. Above block B there is block C with one medium black square in it.
Which object is to the left of a yellow thing? 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