We have three blocks, A, B and C. Block C is to the right of and A is to the left of B. Block A contains a medium black square. Block B has a medium yellow square and one medium blue square. The medium yellow square is below the medium blue square. Block C contains two medium blue squares. This block also has a medium black square. Below the medium black square and medium blue square number two there is medium blue square number one. Medium blue square number two is below the medium black square.
What is to the left of the yellow shape? a medium black square which is in block C or a medium black square that is in block A?
medium black square  which is in block C medium black square  that is in block A both of them none of them