Quote Originally Posted by HotCrossBunzz View Post
It never asked which do they "Unlock" It said; "We already know that Lancer will turn into Dragoon" and then goes on to say "Which will CONJ be getting, which will THM be getting" It never mentions unlock.
Doesn't matter, that's what it means.
Jobs are unlocked specialized "branches" off classes. They'll be replacing nothing, just specializing.

*edit* Answa beat me to it