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