There are three blocks. Lets call them A, B and C. Block B is below block A and above block C. Block A contains a medium blue square and a medium black square. Below the medium black square there is the medium blue square. Block B contains one medium yellow square and a medium blue square. Below the medium blue square is the medium yellow square. And block C contains a medium black square.
What is above the yellow shape? a medium black square that is in block A or a medium black square that is in block C?
medium black square  that is in block A medium black square  that is in block C both of them none of them