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