It is A. Clay ....sand is not it
Some man-made fibres, too, are derived from naturally occurring polymers. For instance, rayon and acetate, two of the first man-made fibres ever to be produced, are made of the same cellulose polymers that make up cotton, hemp, flax, and the structural fibres of wood.
Answer: so one positive choice is going outside and going for a jog can increase your health and a negative choice can be have a unhealthy diet and that could lead to sickness or weakening the body.
Explanation:
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