We have three blocks, A, B and C. Block C is below A and block A is to the right of B. Block A has a medium blue square and one medium black square. Below the medium black square is the medium blue square. Block B has a medium yellow square. Block C contains a medium yellow square and a medium black square. Below the medium black square there is the medium yellow square.
Which object is below a medium square? the medium black square that is in block A or the medium black square that is in block C?
the medium black square  that is in block A the medium black square  that is in block C both of them none of them