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