We have three blocks. Lets call them A, B and C. Block A is above C. Block B is to the right of A. Block A contains a medium blue square and one medium black square. The medium blue square is below the medium black square. Block B has a medium black square. And block C has one medium blue square and a medium black square. The medium blue square is touching the bottom edge of this block. A medium yellow square is below the medium black square. Below the medium yellow square and the medium black square is the medium blue square.
Which object is above a object that is touching the bottom edge of a block? the medium black square that is in block A or the medium black square that is in block B?
the medium black square  that is in block A the medium black square  that is in block B both of them none of them