There are three blocks, A, B and C. Block C is to the right of block A and above block B. Block A contains one big yellow triangle and a small yellow triangle. The big yellow triangle is touching the bottom edge of this block. It is below and touching the small yellow triangle. Block B contains two medium blue circles. This block also contains a big black triangle. There is also a small blue square in this block. A big blue square is touching the bottom edge of this block. One medium black square is also touching the right edge of this block. It is to the right of the small blue square. Medium blue circle number two is touching the bottom edge of this block.. It is to the left of the big blue square. To the right of, near to, touching and below the big black triangle there is medium blue circle number one. And block C contains two small yellow squares. To the left of and below small yellow square number two is small yellow square number one. It also has one medium yellow triangle. The medium yellow triangle is touching small yellow square number one.
Which object is below a small yellow square? the medium yellow triangle or the small blue square?
the medium yellow triangle  the small blue square  both of them none of them