Consider the figure shown below where four different pathways are labeled 1 - 4. Which of those pathway is a fermentation process? 
Definitions:
Perceiving
The process by which individuals interpret and organize sensory information to give meaning to their environment, involving recognition, identification, and understanding of the stimuli.
Describing
The act of giving a detailed account or explanation of the characteristics, qualities, or events.
Empirical Question
A question that can be answered through observation, experimentation, or other data gathering methods.
Civil War
A war between groups within the same country or state, often characterized by intense violence and lasting social and economic impact.
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