We have three blocks, A, B and C. Block A contains one medium yellow square. Above block A is block B with a medium yellow square in it. Finally, there is block C. It is below block B. It contains two medium blue squares. Medium blue square number one is below a medium yellow square. Below the medium yellow square is medium blue square number two. Below the medium blue square number two there is medium blue square number one.
Which object is below a medium yellow 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