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