What methodological approach was considered in creating this piece? justify your answer

If this is the picture I think it is, by Honore Daumier, it is a perfect example of Marxism. This is the right side the first class cart. The artist used the artwork to talk about the different social and economic circumstances during the time, Essentially, helping us to understand the socioeconomic circumstances in which the artist lived. 

Depends on which book your talking about or movie.

Because temperature doesn't matter. in this case, if you leave a portion of hot sauce on your tongue, it will burn. (you could even get a second degree ) !