List any three methods of food preservation. Why are these methods important?

Explanation

### Step-by-Step Solution:

1. **Identify Three Methods of Food Preservation:**
- **Drying:** This method involves removing moisture from food, which helps prevent the growth of microorganisms that cause spoilage.
- **Canning:** In this method, food is sealed in airtight containers and heated to kill bacteria and enzymes that cause spoilage.
- **Freezing:** This involves storing food at low temperatures to slow down the growth of microorganisms and preserve the food's quality.

2. **Explain Why These Methods are Important:**
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