There are three blocks, A, B and C. Block B is above and A is to the right of C. Block A has one medium blue triangle and one medium yellow square. Below and to the right of the medium yellow square is a medium black circle. There is also one small blue triangle in this block. It is above and to the right of the medium blue triangle. This shape is to the right of the medium yellow square. Block B has one big blue square. Block C has one big blue circle.
What is to the right of the big blue circle? a big blue square or a medium blue triangle?
big blue square  medium blue triangle  both of them none of them