Which of the following is not a convergent boundary?
a. continental-volcanic
b. oceanic-oceanic
c. continental-continental
d. oceanic-continental

The correct answer is letter D. Oceanic-Continental. The answer is oceanic-continental because of the transform. The transform itself is a boundary is essentially a horizontal movement of plates relative to each other. ON the other hand a Convergent is where plates converge.

The us is first  the  u.s. economy  remains the  largest in the world  in terms of nominal  gdp. however, the  u.s. economy  loses its spot as the number one  economy  to china when  measured  in terms of  gdp  based on ppp. in these terms, china's  gdp  is $23.19 trillion exceeds the  u.s. gdp  of $19.42 trillion