Final answer:
Option (1), Flying fish roe/capelin roe refers to fish eggs, and the organism responsible for fish sauce fermentation is bacteria.
Step-by-step explanation:
The content of flying fish roe/capelin roe is 1) A type of fish eggs. These are the eggs of either flying fish or capelin, which are commonly used as food. In the context of the additional information provided regarding fish sauce, the type of organism likely responsible for the fermentation of the fish sauce is bacteria.
Bacteria play a critical role in the fermentation process, breaking down proteins and other components, leading to the formation of the characteristic salty and savory flavor associated with fish sauce.