There are three blocks. We call them A, B and C. Block C is to the right of B and block B is above A. Block A has two medium black squares. This block also has one medium blue square. Medium black square number one is below medium black square number two which is below the medium blue square. This object is below the medium blue square. Block B contains a medium black square. Block C contains one medium blue square.
Which object is below a medium black square? the medium blue square which is in block C or the medium blue square that is in block A?
the medium blue square  which is in block C the medium blue square  that is in block A both of them none of them