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