Answer:
The answer is: The stench of carrion that arose from each vent.
Explanation:
The stench of carrion that emerged from each vent is the most negative image, since it implies a series of words such as:
1.- Stink: Unpleasant and penetrating smell.
2.- Carrion: Carrion is the name that receives rotten meat, especially that of dead animals.
The answer is: The stench of carrion that arose from each vent.