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