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