I believe you must use your claim...but I'm not sure
Basically look at the options and say them out loud. If it sounds like a full complete sentence, its a dependent clause. It can be its own sentence!
In this case, that option is B. Hope this helps!
(I would appreciate it if you helped me by making this the brainliest answer)
When the number of divorces becomes problematic for society.
hope this helps :)
Chicago........................