There are three blocks, A, B and C. Block B is to the right of C and block C is to the left of A. Block A has a medium yellow square. Block B contains two medium yellow squares. Medium yellow square number one is below medium yellow square number two and a medium black square. Below the medium black square there is medium yellow square number two. Block C has one medium yellow square.
Which object is below a black thing? the medium yellow square which is in block C or medium yellow square number two?
the medium yellow square  which is in block C medium yellow square  number two both of them none of them