We have three blocks. We call them A, B and C. Block A is above C. Block C is above B. Block A has one small yellow circle. Block B contains a medium black square. Block C has one small yellow circle, a medium black circle and one medium yellow triangle. The small yellow circle is to the left of the medium yellow triangle. Below and to the left of the medium yellow triangle there is the medium black circle.
Which object is below a small yellow circle? the medium black square or the medium black circle?
the medium black square  the medium black circle  both of them none of them