There are three blocks, A, B and C. Block A contains one small black triangle. Below block A is block B. It has two small yellow squares. A small black square and a big blue circle are also in this block. There is also a medium blue circle touching the bottom edge of this block. Small yellow square number one is touching the right edge of this block. The big blue circle is to the left of, below and near to small yellow square number two. Above the big blue circle and the medium blue circle is small yellow square number one. Below block A there is block C with a medium black square, a small black triangle and one medium black triangle in it. The medium black square is to the right of and below the small black triangle which is to the left of and below the medium black triangle.
Which object is below a small black triangle? the small yellow square that is touching the right edge of a block or the medium black triangle?
the small yellow square  that is touching the right edge of  a block  the medium black triangle  both of them none of them