Step 1: Understanding the Concept:
Organic food processing standards strictly prohibit synthetic chemical additives, artificial solvents, and ionizing radiation.
Step 2: Detailed Explanation:
According to National and International Organic Food Standards (NPOP Codex Alimentarius USDA Organic):
1. Allowed Methods: Traditional physical, mechanical, and biological processes such as Sun Drying, freezing, milling, pasteurization, and fermentation.
2. Prohibited Methods: Ionizing irradiation, synthetic chemical food additives, artificial preservatives, genetic modification (GMOs), and synthetic petrochemical extraction solvents (e.g., hexane).
Step 3: Final Answer:
Therefore, Sun Drying is permitted in organic food processing, matching option (B).