Concept:Animal fibres such as wool and silk are known for their ability to absorb moisture.Explanation:Animal fibres have high absorption power because they can absorb water vapour and moisture easily.They do not usually melt easily; instead, they scorch or burn when heated.They are actually poor conductors of heat, helping to keep the body warm.Therefore, the correct characteristic from the options is high absorption power.Answer:C. have high absorption power.