There are two blocks, A and B. A medium blue triangle, a big blue square and one big black square are in block A. The medium blue triangle is touching the right edge of this block. It is to the right of and below the big blue square. It is below the big black square. One medium yellow triangle is also in this block. The medium yellow triangle is near to the medium blue triangle. The big black square is touching the right edge of this block. The medium yellow triangle is to the right of the big blue square. Above block A is block B. It has one small blue triangle, a big blue triangle and one small blue square. The big blue triangle is above the small blue square and a medium yellow triangle. The small blue square is below the medium yellow triangle. To the right of the square which is below the medium yellow triangle is the small blue triangle. The small blue square is touching the bottom edge of this block.. The small blue triangle is to the left of the triangle which is above the medium yellow triangle.
Which object is below a medium yellow triangle? the big blue triangle or the small thing that is touching the bottom edge of a block?
the big blue triangle  the small thing that is touching the bottom edge of a block  both of them none of them