We have three blocks, A, B and C. Block A is to the left of B and block B is to the left of C. Block A contains a medium black square. Block B contains two medium blue squares. Medium blue square number one is below a medium yellow square and medium blue square number two. Below medium blue square number two is the medium yellow square. Block C contains a medium yellow square.
Which object is to the left of a medium yellow square? medium blue square number one or medium blue square number two?
medium blue square  number one medium blue square  number two both of them none of them