There are three blocks, A, B and C. Block A has a medium yellow circle. To the right of block A there is block B. It has a small blue triangle. Finally, there is block C. It is to the left of block B. It contains a medium blue triangle and one medium blue square. The medium blue triangle is above the medium blue square. A big blue triangle is near to and to the right of the medium blue square.
What is to the right of the square? a small blue triangle or a medium blue triangle?
small blue triangle  medium blue triangle  both of them none of them