There are three blocks, A, B and C. Block C is to the left of A and block A is above B. Block A has three medium blue squares. Medium blue square number one is touching the bottom edge of this block. Below medium blue square number three and a medium black square there is medium blue square number two. Below the medium black square and medium blue square number two is medium blue square number one. The medium black square is below medium blue square number three. Block B contains one medium black square. Block C has one medium black square.
Which object is to the left of a thing which is touching the bottom edge of a block? the medium black square which is in block C or the medium black square which is in block A?
the medium black square  which is in block C the medium black square  which is in block A both of them none of them