Answer:
<em>the action of thinking about something in a logical, sensible way.</em>
<em>he explained the reasoning behind his decision at a media conference"</em>
The mood is somber and sad.
The them of the passage is the sudden passing of a woman and a young one at that who had her whole life ahead of her. The sadness is amplified with the knowledge that that she left a husband who barely survived the war and that her death was sudden and unexpected.
It depends on what kind of eel
For example, Moray eels eat fish, mollusks, and shrimp.
