We have three blocks, A, B and C. One medium blue circle is in block A. To the left of block A is block B. It has two medium blue circles. Medium blue circle number one is touching the bottom edge of this block. Medium blue circle number two is touching the right edge of this block. A big black circle is also in this block. This object is to the right of and near to medium blue circle number one. It also has one medium black circle. Above medium blue circle number two and medium blue circle number one is the medium black circle. To the left of block B there is block C. It has a big black square and one small blue circle. To the right of and below the small blue circle is the big black square.
Which object is to the left of a medium blue circle? the big black circle or the medium black circle?
the big black circle  the medium black circle  both of them none of them