Final answer:
The decline stage of a social movement is characterized by the movement losing momentum and eventually dissolving or fading away.
Step-by-step explanation:
The most likely outcome of the decline stage of a social movement is the movement losing momentum and eventually dissolving or fading away. This can happen for several reasons, such as achieving their goals, internal conflicts or divisions weakening the movement, or a lack of continued public support. It's important to note that not all social movements will necessarily decline or disappear, as some may transform and adapt to new circumstances and continue their efforts.
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