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