We have three blocks, A, B and C. Block B is to the right of C and block C is below A. Block A contains one medium black square. Block B has a medium blue square and a medium black square. Below the medium black square is the medium blue square. Block C has a medium black square and one medium yellow square. Below the medium yellow square is the medium black square. A medium blue square is below the medium yellow square and the medium black square.
Which object is above a medium blue square? the medium black square that is in block A or the medium black square which is in block B?
the medium black square  that is in block A the medium black square  which is in block B both of them none of them