There are three blocks. Lets call them A, B and C. Block A has one medium black square. Then, we have block B which has one medium black square. Block C is above block A and to the right of block B. It has a medium blue square and one medium yellow square. There is also one medium black square in this block. Below the medium blue square which is below the medium yellow square there is the medium black square. It is below the medium yellow square.
Which object is above a medium black square? the medium yellow square or the medium blue square?
the medium yellow square  the medium blue square  both of them none of them