There are three blocks. Lets call them A, B and C. Block C is above B. Block B is below A. Block A has one big yellow triangle and one small black triangle. The big yellow triangle is touching the right edge of this block. This shape is above and to the right of the small black triangle. Block B contains one medium yellow square. Block C contains one medium blue square. To the left of the medium blue square is a small blue circle.
Which object is above a medium yellow square? the black thing or the medium blue square?
the black thing the medium blue square  both of them none of them