In Joel 2:28-32, the prophet speaks of a future outpouring of the Spirit. What is a key element of this prophecy concerning its initial audience and scope?

A The prophecy speaks of the Spirit being poured out on all people, indicating a universal scope beyond Israel. B The prophecy primarily addresses the locust plague in Judah, with the outpouring as a metaphor for agricultural restoration. C The prophecy is about a future spiritual revival limited to the descendants of Judah. D The prophecy promises a future outpouring of the Spirit only to the elders and leaders of Israel.