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