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