No. It was an idea that yielded common positive results. “Not a good theory” is biased terminology. New technology can yield new information, but it does not mean that it was not a good theory.
Answer:
1) Natural fibers come from many sources. These sources can include plants, animals, and minerals. We are probably most familiar with plant and animal fibers from a consumer standpoint. Common natural fibers sourced from the plant kingdom include cotton, flax, hemp, bamboo, sisal, and jute
2) Benefits of a high-fiber diet
Normalizes bowel movements. Dietary fiber increases the weight and size of your stool and softens it. ...
Helps maintain bowel health. ...
Lowers cholesterol levels. ...
Helps control blood sugar levels. ...
Aids in achieving healthy weight. ...
Helps you live longer.
The answer is D.rainforest. it is a very complex ecosystem with variety of plants and animals.