There are three blocks, A, B and C. One big black triangle and one small yellow circle are in block A. One small black square is also in this block. A big yellow circle is above the big black triangle. The big black triangle is touching the bottom edge of this block. Above and to the right of the small yellow circle is the big yellow circle. To the right of the small yellow circle is the small black square.. The big yellow circle is touching the right edge of this block. This shape is near to the black object which is to the right of the small yellow circle. Block B is to the right of block A. It contains a small yellow triangle. Above block B there is block C. It contains a medium yellow triangle, one big blue circle and a medium black circle. The big blue circle is below, far from and to the left of the medium black circle.
Which object is above a small yellow triangle? the medium black circle or the big black triangle which is touching the bottom edge of a block?
the medium black circle  the big black triangle  which is touching the bottom edge of a block  both of them none of them