There are three blocks. Lets call them A, B and C. One medium yellow square is in block A. Block B is below block A. It contains one big yellow square and one small yellow circle. It also has a small black square. It is to the left of and below the small yellow circle. The big yellow square is touching the right edge of this block. It is below and to the right of the small black square. To the right of block B there is block C. It has one big black circle.
Which object is to the left of a big black circle? the small black square or the medium yellow square?
the small black square  the medium yellow square  both of them none of them