Step 1: Understand the need: Poultry meat spoils fast because bacteria grow quickly at normal room temperature. Low temperature slows this growth.
Step 2: Recall the method: Dressed poultry is first chilled to just above 0 deg C for short storage. For long storage it is frozen, usually at about -18 deg C or lower. So poultry is preserved by chilling and freezing.
Step 3: Check option (A): Pasteurization is mild heating used mainly for milk. It is not the usual way to preserve poultry meat.
Step 4: Check option (B) and (C): Thawing is bringing frozen food back to normal temperature before use. It does not preserve food. Blending is mixing or grinding food. It does not stop spoilage.
Final Answer: Poultry meat is preserved by chilling and freezing. This is option (D).
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