There are three blocks, A, B and C. Block B is above C. Block C is to the right of A. Block A has one medium blue square. Below the medium blue square there is a medium yellow square. Block B contains one medium yellow square. Block C contains a medium yellow square and one medium blue square. The medium yellow square is below the medium blue square.
Which object is above a medium yellow square? the medium blue square that is in block C or the medium blue square that is in block A?
the medium blue square  that is in block C the medium blue square  that is in block A both of them none of them