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