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