We have three blocks, A, B and C. Block A is below B and block C is to the left of A. Block A has one small black square, a big yellow circle and one medium black triangle. Above the medium black triangle and a medium blue triangle is a small yellow circle. The big yellow circle is near to and above the medium blue triangle. The medium blue triangle is touching the bottom edge of this block. Block B contains one medium blue circle. Block C contains a big black circle and a small black circle. There is also one big blue triangle in this block. This object is to the left of and near to a small blue square which is below the small black circle. The big black circle is touching the bottom edge of this block. It is near to the triangle which is to the left of the small blue square. It is below the small black circle.
Which object is to the right of a big black circle? the medium blue triangle or the small black square?
the medium blue triangle  the small black square  both of them none of them