There are three blocks, A, B and C. Block B is to the right of block A and above block C. Block A contains a medium yellow square and a small black square. To the right of the small black square there is the medium yellow square. Block B has a medium black triangle. There is also one medium blue square touching the right edge of this block. It is to the right of a big black triangle. The big black triangle is touching the bottom edge of this block. The medium black triangle is to the left of the big black triangle and the medium blue square. And block C contains one big black square.
What is above the big black square? a big black triangle which is touching the bottom edge of a block or a medium blue square that is touching the right edge of a block?
big black triangle  which is touching the bottom edge of a block  medium blue square  that is touching the right edge of  a block  both of them none of them