We have three blocks. We call them A, B and C. Block B is below A and block A is to the left of C. Block A contains a big blue triangle and a big blue square. The big blue triangle is touching the bottom edge of this block. This shape is below, to the left of and near to the big blue square. Block B contains a big black triangle. Block C contains one medium blue square and a medium yellow triangle. To the right of and below the medium yellow triangle there is the medium blue square.
Which object is to the right of a yellow shape? the medium blue square or the big blue square?
the medium blue square  the big blue square  both of them none of them