We have three blocks, A, B and C. Block C is below and A is to the left of B. Block A contains one medium yellow square. Block B contains a medium blue square, a medium yellow square and a medium black square. Below the medium yellow square is the medium blue square. The medium yellow square is below the medium black square. The medium blue square is below the medium black square. And block C has one medium yellow square.
Which object is to the left of a medium square? the medium yellow square that is in block A or the medium yellow square that is in block B?
the medium yellow square  that is in block A the medium yellow square  that is in block B both of them none of them