There are two blocks, A and B. A medium yellow square is in block A. Above block A we have block B with three medium blue squares in it. A medium black square is also touching the bottom edge of this block. The medium black square is below medium blue square number two and medium blue square number three. Below medium blue square number two and medium blue square number three is medium blue square number one. Medium blue square number two is below medium blue square number three.
Which object is above a medium square? medium blue square number one or medium blue square number two?
medium blue square  number one medium blue square  number two both of them none of them