There are three blocks, A, B and C. There is one small black triangle in block A. Then, there is block B with a small yellow triangle and a big black triangle in it. The small yellow triangle is to the right of the big black triangle. Finally, we have block C. It is below blocks A and B. It contains a medium black square and one big yellow triangle. Above, near to and to the right of the big yellow triangle is the medium black square. The big yellow triangle is touching the bottom edge of this block.
What is near to the object that is touching the bottom edge of a block? a big black triangle or a medium black square?
big black triangle  medium black square  both of them none of them