Answer the following question: Answer the following question given this paragraph: Feathers are also used all over the world to stuff pillows, mattresses, sleeping bags, coats, and quilting. Goose feathers are preferred because they are soft. Manufacturers often mix goose feathers with down feathers to provide extra softness. Q: Why are goose feathers preferred for stuffing by manufacturers? Choices: - multi layers build up - smoothness - thickness - softness A:
Answer:
softness