There are two blocks, A and B. Block A has three medium black squares. Medium black square number one is touching the bottom edge of this block. Medium black square number two is below medium black square number three. Below a medium blue square and medium black square number two is medium black square number one. Below medium black square number two there is the medium blue square. It is below medium black square number three. Block B is to the right of block A. It has a medium blue square.
Which object is below a medium black square? the medium blue square which is in block B or the medium blue square that is in block A?
the medium blue square  which is in block B the medium blue square  that is in block A both of them none of them