There are three blocks, A, B and C. There are one small yellow circle and a big yellow triangle in block A. It also has one medium blue circle. It is to the left of the big yellow triangle. To the left of the big yellow triangle and the medium blue circle is the small yellow circle. Block B is below block A. It has a big blue square, a big blue triangle and a medium black square. It also has a small blue square. To the left of the big blue triangle and the medium black square is the big blue square. Finally, we have block C. It is to the left of block A. It has one small black circle.
What is to the right of the small black circle? a medium blue circle or a small blue square?
medium blue circle  small blue square  both of them none of them