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