We have three blocks. We call them A, B and C. There are two medium black squares in block A. Medium black square number two is below a medium blue square. Below medium black square number two and the medium blue square is medium black square number one. Block B is below block A. It has a medium black square. Below block B there is block C with one medium blue square in it. This block also has one medium black square. The medium black square is below the medium blue square.
Which object is above a medium black square? the medium blue square that is in block C or the medium blue square that is in block A?
the medium blue square  that is in block C the medium blue square  that is in block A both of them none of them