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