There are three blocks, A, B and C. Block C is to the right of block B and it is below block A. Block A has one medium black triangle. Block B contains two medium yellow circles. Medium yellow circle number one is near to a big blue square and a medium black triangle. The medium black triangle is to the right of the big blue square. It is above medium yellow circle number two. Block C contains a medium black circle and one medium blue circle. To the right of a medium yellow circle is the medium black circle. The medium blue circle is near to and to the right of the medium yellow circle.
Which object is to the left of a medium blue circle? the medium black triangle that is in block B or the medium black triangle that is in block A?
the medium black triangle  that is in block B the medium black triangle  that is in block A both of them none of them