Acheron class torpedo boat
... that the Acheron class torpedo boat and the Avernus were sold separately after they were joined together to become part of the Commonwealth Naval Forces?
... that the <b id="mwAWs"><a class="mw-redirect" href="./Acheron_class_torpedo_boat" id="mwAWw" rel="mw:WikiLink" title="Acheron class torpedo boat"><i id="mwAW0">Acheron</i> class torpedo boat</a></b> and the <i id="mwAW4">Avernus</i> were sold separately after they were joined together to become part of the <a class="mw-redirect" href="./Commonwealth_Naval_Forces" id="mwAW8" rel="mw:WikiLink" title="Commonwealth Naval Forces">Commonwealth Naval Forces</a>?