There are three blocks, A, B and C. Block B is below A. Block A is above C. Block A has two medium yellow squares. This block also has a medium blue square. Medium yellow square number one is touching the bottom edge of this block. This object is below the medium blue square and medium yellow square number two. Medium yellow square number two is below the medium blue square. Block B has one medium black square. Block C contains a medium yellow square and a medium blue square. The medium yellow square is touching the bottom edge of this block. It 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