По тото пъпси и спп.
a. 120 mm =
what is 120 milliters to meters

we can conclude that the melting point of table salt is above room temperature (it's actually 801 deg c). the melting point of mercury must be below room temperature (- 39 deg c).

i'm assuming that the correct answer is indeed the first one/ "a"..

the answer to your question is c

if you're asking what comes out, it's steam.