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