We have three blocks. We call them A, B and C. Block C is to the left of block B and to the right of block A. Block A contains two medium black squares. Below a medium yellow square and medium black square number two there is medium black square number one. Medium black square number two is below the medium yellow square. Block B contains one medium yellow square. Block C has two medium blue squares. It also has one medium black square. It is below medium blue square number two. Medium blue square number one is touching the bottom edge of this block. It is below the medium black square and medium blue square number two.
Which object is below a medium black square? medium black square number one or the medium black square that is in block C?
medium black square  number one the medium black square  that is in block C both of them none of them