Which is not a convergent boundary?

a. continental-volcanic
b. oceanic-continental
c. oceanic-oceanic
d. continental-continental

"Continental-volcanic" is the one among the following choices given in the question that is not a convergent boundary. The correct option among all the options that are given in the question is the first option or option "A". I hope that this is the answer that you were looking for and it has come to your desired help.

I believe the correct answer is C. Oceanic-oceanic. However, it's been a while since I studied this unit of science. 

Answerbecause of improved transportation, communication, and other advantages;