There are three blocks, A, B and C. Block A has one small yellow triangle. Block B is to the left of block A. It contains a medium yellow triangle. A small black triangle is touching the bottom edge of this block. It is below and near to the medium yellow triangle. Finally, we have block C which is below block A. It contains one medium blue triangle and one big yellow square. The medium blue triangle is touching the right edge of this block. It is to the right of and near to the big yellow square.
Which object is to the left of a small yellow triangle? the big yellow square or the black object that is touching the bottom edge of a block?
the big yellow square  the black object that is touching the bottom edge of a block  both of them none of them