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