We have three blocks. We call them A, B and C. Block A contains a medium blue square. To the left of block A is block B which has a medium yellow square. Below block B there is block C. It has two medium yellow squares. Medium yellow square number one is touching the bottom edge of this block. Medium yellow square number two is below a medium black square. There is also one medium blue square in this block. It is below the medium black square and medium yellow square number two. Below medium yellow square number two there is medium yellow square number one. It is below the medium black square.
Which object is below a medium yellow square? the medium blue square that is in block A or the medium blue square that is in block C?
the medium blue square  that is in block A the medium blue square  that is in block C both of them none of them