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