We have three blocks, A, B and C. Block C is below B and block A is below C. Block A contains one medium yellow square. Block B has three medium black squares. Medium black square number one is touching the bottom edge of this block. Medium black square number two is below medium black square number three.. Below medium black square number three and medium black square number two there is medium black square number one. And block C has a medium yellow square.
Which object is above a medium yellow square? the medium black square that is touching the bottom edge of a block or medium black square number two?
the medium black square  that is touching the bottom edge of a block  medium black square  number two both of them none of them