There are three blocks, A, B and C. Block A has a medium blue square. Block B is above block A. It contains one medium blue square. To the left of block B there is block C. It has two medium black squares. Medium black square number one is touching the bottom edge of this block. Medium black square number one is below medium black square number two and a medium blue square. Below medium black square number two is the medium blue square.
Which object is below a medium blue 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