There are three blocks. Lets call them A, B and C. Block C is below block A and to the left of block B. Block A contains one medium blue triangle. Block B contains one medium black circle and a medium black square. The medium black square is touching the right edge of this block. The medium black circle is to the left of the medium black square. Block C has one medium blue square, one small yellow square and one medium yellow circle. To the right of the small yellow square is the medium blue square. It is above the medium yellow circle. The medium blue square is touching the right edge of this block. Above the medium yellow circle there is the small yellow square.
Which object is to the left of a medium black circle? the triangle or the medium black square?
the triangle  the medium black square  both of them none of them