There are three blocks. We call them A, B and C. Block A contains one small black circle, one big black triangle and a medium blue square. To the right of the big black triangle and the medium blue square there is the small black circle. Above block A we have block B with one big black square and a small black circle in it. The big black square is touching the bottom edge of this block. The small black circle is touching the right edge of this block. The big black square is below the small black circle. Above block B there is block C which contains a small black circle.
Which object is below a small black circle? the medium square or the small black circle which is touching the right edge of a block?
the medium square  the small black circle  which is touching the right edge of  a block  both of them none of them