There are three blocks. We call them A, B and C. Block B is below block C and it is to the left of block A. Block A contains a big yellow circle. Block B has a small blue circle and a big blue triangle. The small blue circle is near to the big blue triangle. The big blue triangle is touching the right edge of this block. Block C has one medium black triangle and one medium blue circle. This block also has a medium blue triangle. The medium black triangle is to the left of the medium blue circle and the medium blue triangle. The medium blue circle is below the medium blue triangle.
Which object is below a medium blue triangle? the medium black thing or the big blue triangle that is touching the right edge of a block?
the medium black thing the big blue triangle  that is touching the right edge of  a block  both of them none of them