There are three blocks. Lets call them A, B and C. Block C is below and A is to the left of B. Block A has one medium yellow square. Block B contains a medium blue square and a medium yellow square. The medium blue square is below the medium yellow square. Block C has one medium blue square. This block also contains a medium yellow square. Below the medium blue square is the medium yellow square. There is also a medium black square in this block. Below the medium yellow square and the medium blue square is the medium black square.
Which object is below a medium blue square? the medium yellow square that is in block A or the medium yellow square that is in block C?
the medium yellow square  that is in block A the medium yellow square  that is in block C both of them none of them