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