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