Kelvin
When measuring in kelvin units the lowest unit is 0k
The answer to your question is,
B. Using Corn to develop a new polymer
-Mabel <3
The relationship between the evaporation rate and the likelihood that the liquid will be flammable is its flash point number (or the lowest temperature for which the liquid ignites) and its activation energy (how much energy is required to ignite it). With volatile liquids or gases these numbers seem to be lower.