There are three blocks. We call them A, B and C. Block B is to the left of C and block A is to the left of B. Block A has one small yellow square. Block B has one medium blue circle and one big black triangle. The medium blue circle is to the right of, near to and touching the big black triangle. And block C contains a medium black triangle. The medium black triangle is above a small blue square.
Which object is touching a black triangle? the small blue square or the circle?
the small blue square  the circle  both of them none of them