arrange these compound by their expected boiling point...highest boiling point to lowest. CH4 CH3OH CH3Cl​

a. a primary source combines several different accounts of an event. b. a primary source generally benefits from having been written after an event.

explanation:

you did not give any options thus this is the best answer i can give to you with this little information you have given

> they are both natural and not man made

> they can be tracked and predicted by the right tools

-love shrooms