There are three blocks, A, B and C. Block A contains a small blue triangle. A big blue triangle is to the left of and below the small blue triangle. The small blue triangle is touching the right edge of this block. To the left of block A is block B with one medium blue circle, a medium yellow triangle and a small yellow triangle in it. To the left of the medium yellow triangle and the medium blue circle there is a medium blue triangle. The medium blue circle is to the right of, near to and above the small yellow triangle. The medium yellow triangle is touching the right edge of this block. Below block A there is block C. It has a medium yellow circle and a big yellow square. The medium yellow circle is to the left of and below the big yellow square which is above and to the right of a medium yellow square.
What is to the left of the big blue triangle? a medium yellow triangle that is touching the right edge of a block or a medium yellow square?
medium yellow triangle  that is touching the right edge of  a block  medium yellow square  both of them none of them