There are three blocks, A, B and C. There is a medium blue square in block A. Block B is above block A. It contains a medium blue square. To the left of block A there is block C. It has two medium black squares. There is also one medium blue square in this block. This shape is below medium black square number two. Below the medium blue square and medium black square number two is medium black square number one.
Which object is to the left of a medium blue square? the medium blue square that is in block C or the medium blue square that is in block B?
the medium blue square  that is in block C the medium blue square  that is in block B both of them none of them