We have three blocks, A, B and C. Block C is to the right of B. Block B is below A. Block A has one medium yellow triangle and one medium black triangle. The medium yellow triangle is touching the right edge of this block. The medium black triangle is touching the right edge of this block. The medium yellow triangle is above the medium black triangle. Block B contains two small black triangles. Small black triangle number one is below and to the right of small black triangle number two. Block C contains one big yellow circle, a big blue triangle and one big black triangle. The big yellow circle is touching the right edge of this block. The big blue triangle is below a small black square and the big black triangle. The big black triangle is touching the right edge of this block. This shape is above the small black square. The big yellow circle is to the right of the big blue triangle. This shape is below the big black triangle.
Which object is to the right of a small black triangle? the big blue triangle or the medium yellow triangle that is touching the right edge of a block?
the big blue triangle  the medium yellow triangle  that is touching the right edge of  a block  both of them none of them