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