Sarah is drafting a proposal to address the issue of food insecurity in her community. What pattern of development should she utilize to outline the problem, propose solutions, and rally support?

Sarah should utilize the "Problem-Solution" pattern of development in her proposal. Here's a step-by-step guide on how she can do this:

1. Introduction: Sarah should start by introducing the issue of food insecurity in her community. She should provide a brief overview of the problem, its causes, and its impact on the community. This will help to set the context and engage the reader's interest.

2. Problem Description: In this section, Sarah should provide a detailed description of the problem. She should use data and statistics to highlight the severity of the issue. She should also discuss the causes of food insecurity in more detail and explain why it is a significant problem that needs to be addressed.

3. Solution Proposal: After describing the problem, Sarah should propose a solution. She should explain how this solution will address the issue of food insecurity and why it is the best approach. She should also discuss any potential challenges in implementing the solution and how these can be overcome.

4. Rallying Support: In the final section of her proposal, Sarah should rally support for her solution. She can do this by explaining the benefits of the solution, not just for those directly affected by food insecurity, but for the community as a whole. She can also include a call to action, encouraging readers to support her proposal in various ways, such as by volunteering, donating, or advocating for policy changes.

5. Conclusion: Finally, Sarah should conclude her proposal by summarizing the problem and the proposed solution. She should reiterate the importance of addressing food insecurity and the positive impact that the proposed solution could have on her community.