There are three blocks. We call them A, B and C. Block B is below C. Block C is below A. Block A has two medium blue squares. Medium blue square number one is touching the bottom edge of this block. This object is below medium blue square number two. Block B contains a medium blue square. The medium blue square is touching the bottom edge of this block. This block also has a medium yellow square. Below the medium yellow square there is the medium blue square. Block C contains one medium yellow square.
Which object is above 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