We have three blocks. Lets call them A, B and C. Block A is above C. Block C is above B. Block A contains a medium black square and one medium blue square. Below the medium blue square is the medium black square. Block B has one medium black square. Block C contains two medium black squares. Medium black square number one is below medium black square number two.
Which object is above a medium black square? medium black square number two or the medium black square that is in block B?
medium black square  number two the medium black square  that is in block B both of them none of them