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