We have three blocks. We call them A, B and C. Block B is to the left of and A is to the right of C. Block A contains a medium blue square. Block B contains two medium blue squares. Medium blue square number one is below a medium yellow square. Below the medium yellow square is medium blue square number two. Medium blue square number one is touching the bottom edge of this block. It is below medium blue square number two. And block C contains a medium yellow square.
Which object is to the left of a medium blue square? the medium yellow square which is in block C or the medium yellow square which is in block B?
the medium yellow square  which is in block C the medium yellow square  which is in block B both of them none of them