There are three blocks. We call them A, B and C. Block B is above block A and it is below block C. Block A contains one medium blue square. Block B contains a small yellow triangle, one big yellow square and one small black triangle. This block also has a medium black triangle. To the left of and near to the small black triangle which is near to and below the medium black triangle is the small yellow triangle. Below the medium black triangle is the big yellow square. Block C contains a big blue square.
What is below the big blue square? a medium blue square or a medium black triangle that is touching the right edge of a block?
medium blue square  medium black triangle  that is touching the right edge of  a block  both of them none of them