There are two blocks, A and B. A medium yellow square and one small yellow circle are in block A. The medium yellow square is to the right of the small yellow circle. Block B is above block A. It contains one big blue triangle and a big blue square. Far from, to the right of and above the big blue square is the big blue triangle. The big blue square is touching the bottom edge of this block. It also contains one big black square. Near to and below the big blue triangle there is the big black square.
Which object is above a medium shape? the black square or the big blue triangle?
the black square  the big blue triangle  both of them none of them