We have three blocks, A, B and C. Block B is below C and block C is to the left of A. Block A contains a medium black square and one medium blue square. The medium black square is below the medium blue square. Block B has a medium blue square and a medium yellow square. Below the medium yellow square there is the medium blue square. Block C has a medium black square and a medium blue square. The medium black square is touching the bottom edge of this block. This object is below the medium blue 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