There are three blocks, A, B and C. Block A is to the left of C and block C is to the left of B. Block A contains one medium blue triangle, a small blue triangle and a big blue square. The medium blue triangle is to the left of and above the small blue triangle which is below and touching the big blue square. Block B has a medium blue square. And block C has one small blue circle.
Which object is to the left of a small blue shape? the medium blue square or the small blue triangle?
the medium blue square  the small blue triangle  both of them none of them