There are three blocks, A, B and C. Block A has a medium blue square. To the left of block A we have block B which contains one medium yellow square and one medium black square. This block also has a medium blue square. Below the medium blue square is the medium black square. The medium yellow square is below the medium black square and the medium blue square. Finally, we have block C below block A. It contains two medium blue squares. Below medium blue square number two and a medium black square there is medium blue square number one. It also has one medium yellow square. The medium yellow square is below medium blue square number one , the medium black square and medium blue square number two.
Which object is below a medium blue square? medium blue square number one or the medium blue square that is in block A?
medium blue square  number one the medium blue square  that is in block A both of them none of them