We have three blocks. We call them A, B and C. Block A is below C. Block C is to the right of B. Block A contains one big black square. Block B contains a medium blue triangle, a small yellow triangle and one big black circle. Near to, to the right of and above the small yellow triangle which is to the right of and near to the big black circle is the medium blue triangle. Block C contains one medium black circle.
What is to the left of the medium black circle? a small shape or a big black square?
small shape big black square  both of them none of them