We have three blocks, A, B and C. Block C is to the right of block A and to the left of block B. Block A contains a big yellow circle and a small yellow square. The big yellow circle is above the small yellow square. The small yellow square is touching the bottom edge of this block. Block B contains one small yellow square, a big blue triangle and one small black square. To the left of the small black square and a big blue square is the small yellow square. It is to the right of and near to the big blue triangle. Block C contains one small black square and one medium yellow triangle. Above the medium yellow triangle there is the small black square.
Which object is to the left of a small black square? the small yellow square that is touching the bottom edge of a block or the big blue square?
the small yellow square  that is touching the bottom edge of a block  the big blue square  both of them none of them