There are three blocks, A, B and C. One small yellow triangle, one small yellow circle and one medium blue circle are in block A. Above and to the left of the medium blue circle there is the small yellow triangle. The small yellow circle is touching the right edge of this block. The medium blue circle is touching the right edge of this block. This block also has a medium blue triangle. The small yellow triangle is near to and below the medium blue triangle. To the right of and below the medium blue triangle is the small yellow circle. Then, there is block B which contains one medium black square. Finally, we have block C to the right of block B and to the left of block A. It has one big black triangle, a big black circle and one small yellow circle. It also contains one medium black triangle. The big black circle is to the right of and near to the medium black triangle. The small yellow circle is near to and to the right of the medium black triangle.. The big black triangle is touching the bottom edge of this block. It is to the right of and below the black shape which is to the right of the medium black triangle.
What is to the left of the medium blue triangle? a small yellow triangle or a big black circle?
small yellow triangle  big black circle  both of them none of them