There are two blocks, A and B. Block A is to the left of B. Block A contains one small black square, a big yellow triangle and a big black circle. It also has one small black circle. The small black square is to the left of and near to a medium blue square. The big yellow triangle is to the left of the medium blue square and the big black circle. The medium blue square is touching the right edge of this block. Block B contains one small black circle.
Which object is to the left of a small black circle? the small black square or the medium blue square which is touching the right edge of a block?
the small black square  the medium blue square  which is touching the right edge of  a block  both of them none of them