There are three blocks. Lets call them A, B and C. Block B is below block A and to the right of block C. Block A contains one big black triangle. Block B contains two small black circles. Small black circle number one is above and to the left of small black circle number two. Block C has one small yellow triangle and one medium blue circle. It also contains one big black circle. Above the medium blue circle and the big black circle is the small yellow triangle.
Which object is above a small black circle? the big black triangle or the medium blue circle?
the big black triangle  the medium blue circle  both of them none of them