There are three blocks. We call them A, B and C. Block A is to the right of B and block B is to the left of C. Block A contains a medium blue triangle, one big blue square and one big yellow square. The medium blue triangle is above and near to the big blue square which is below the big yellow square. The big blue square is touching the right edge of this block. Block B has a medium yellow square and a big blue triangle. This block also has a small blue triangle. The big blue triangle is touching the bottom edge of this block. The medium yellow square is to the right of and far from the big blue triangle. This shape is above and to the right of the small blue triangle. And block C has a big yellow square.
Which object is to the left of a big yellow square? the big blue square that is touching the right edge of a block or the medium yellow square?
the big blue square  that is touching the right edge of  a block  the medium yellow square  both of them none of them