We have three blocks, A, B and C. Two small yellow triangles are in block A. Touching and below small yellow triangle number two is small yellow triangle number one. A medium yellow circle is above and to the left of small yellow triangle number one. Then, there is block B which contains a medium black circle. Above block A and to the left of block B there is block C which has one big yellow circle and one big black triangle. A medium black circle is also touching the bottom edge of this block. Above the medium black circle is the big yellow circle. It is below the big black triangle. It is touching the right edge of this block.. The big black triangle is to the left of and above the medium black circle.
Which object is to the left of a medium black circle? the big black triangle or the medium black circle which is touching the bottom edge of a block?
the big black triangle  the medium black circle  which is touching the bottom edge of a block  both of them none of them