We have two blocks, A and B. Block A is below B. Block A has a medium yellow square. Block B contains three medium black squares. Medium black square number one is touching the bottom edge of this block. Below a medium blue square which is below medium black square number three is medium black square number two. Below medium black square number three , the medium blue square and medium black square number two is medium black square number one.
Which object is above a thing that is touching the bottom edge of a block? the medium yellow square or the medium blue square?
the medium yellow square  the medium blue square  both of them none of them