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