We have three blocks. We call them A, B and C. Block C is below A. Block B is below C. Block A contains one medium blue square. Block B has two medium yellow squares. It also has one medium black square. It is below medium yellow square number two. Medium yellow square number one is below medium yellow square number two and the medium black square. Block C contains one medium black square.
Which object is below a blue object? the medium black square that is in block C or the medium black square which is in block B?
the medium black square  that is in block C the medium black square  which is in block B both of them none of them