Assuming the Lawson Criterion for the Deuterium-Tritium Interaction

Assuming the Lawson criterion for the deuterium-tritium interaction,
,what is the minimum plasma ion density at 10 ⁶ K?

A) 10^-8 s/cm³
B) 10⁸ s/cm³
C) 10²⁰ s/cm³
D) 10²⁶ s/cm³
E) More information is needed.