There are three blocks. We call them A, B and C. Block B is below blocks A and C. Block A has a medium blue square. Block B contains three medium blue squares. Below medium blue square number two and medium blue square number three there is medium blue square number one. Below medium blue square number three there is medium blue square number two. Block C has a medium black square.
Which object is below a medium blue square? medium blue square number three or the medium blue square that is in block A?
medium blue square  number three the medium blue square  that is in block A both of them none of them