We have three blocks. We call them A, B and C. Block B is below block C and it is above block A. Block A has two medium black squares. Medium black square number one is below medium black square number two. Block B has two medium yellow squares. Medium yellow square number one is below medium yellow square number two. Block C contains one medium yellow square.
Which object is above a medium yellow square? medium black square number two or medium black square number one?
medium black square  number two medium black square  number one both of them none of them