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