There are three blocks. Lets call them A, B and C. Block A contains two medium blue squares. Medium blue square number one is touching the bottom edge of this block. Below a medium black square is medium blue square number two. Medium blue square number one is below the medium black square , medium blue square number two and a medium yellow square. Below the medium blue square number two is the medium yellow square. Then, there is block B which has one medium yellow square. Finally, we have block C. It is to the left of block B. Block A is below it. It has two medium blue squares. Below medium blue square number two and a medium black square is medium blue square number one. Medium blue square number two is below the medium black square.
Which object is below a medium blue 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