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