GRE General Test: TC-841250 GRE Text Completion

The so-called “thieves’ cant” was a (i)_____ language created by thieves, beggars, and swindlers in England in the 1530s to allow them to communicate without the authorities knowing what was going on. Although the cant was widely used by criminal subcultures five hundred years ago, it is now mostly (ii)_____ , found only in literature and fantasy role-playing games.
Blank (i)
Blank (ii)