Compared to a Proactive Strategy, a Reactive Strategy Is More

Compared to a proactive strategy, a reactive strategy is more difficult for public relations staff to organize and prepare.Why is this?

A) because it cannot use input supplied by the audit
B) because it is triggered by events that are unpredictable
C) because it must identify the content, rationale, and vehicles related to the overall message
D) because it does not originate inside the organization