There are three blocks, A, B and C. Block B is to the right of and C is to the left of A. Block A has one medium blue square. Block B has one medium yellow square, one medium blue square and a medium black square. The medium blue square is below the medium black square. Below the medium blue square and the medium black square there is the medium yellow square. Block C has a medium blue square.
Which object is to the left of a medium blue 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