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