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