We have three blocks. We call them A, B and C. Block A has a big blue square, a big yellow circle and one small blue circle. Above the small blue circle there is the big blue square. The big yellow circle is below a big blue circle. To the left of, below and near to the big blue circle is the big blue square. To the left of and below the big blue circle is the small blue circle. To the right of block A we have block B. It has one big yellow circle. Above block A there is block C which has one medium black triangle and one small black square. The medium black triangle is to the left of, touching, below and near to the small black square.
Which object is above a big blue square? the small black square or the medium black triangle?
the small black square  the medium black triangle  both of them none of them