There are three blocks, A, B and C. Block C is to the left of block A and below block B. Block A contains a big yellow circle and a small yellow triangle. Near to the small yellow triangle there is the big yellow circle. Block B contains a medium blue triangle, one big black square and one medium blue circle. Above and to the left of the big black square there is the medium blue triangle. The big black square is touching the bottom edge of this block. To the right of the medium blue circle is the medium blue triangle. Block C contains a medium black triangle.
What is above the medium black triangle? a black square that is touching the bottom edge of a block or a small yellow object?
black square  that is touching the bottom edge of a block  small yellow object both of them none of them