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