The NBA's cleanest method of resuming its season is to bring the 16 current playoff teams to its designated "campus," seed them as they are now -- eight East, eight West -- and play the NBA's normal postseason.
Sticking to 16 limits the number of bodies, which cuts the chance of COVID-19 spreading. Forgoing the remainder of the regular season addresses that some players on current lottery teams may with good reason have little interest in a half-dozen meaningless games after three-plus months away.
(And let's be clear up front: Participating should be a deeply personal decision for players, coaches, and staff.