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