Difference of positive and negative feedback

The difference is:

a) Positive feedback increases a change while negative feedback reduces a change.

b) Positive feedback occurs specific situations while negative feedback occurs in the body.

c) Positive feedback break down the homeostasis while negative feedback maintain the conditions of homeostasis.

d) Positive feedback has less frequent mechanism while negative feedback has more frequent mechanism.

e) Positive feedback enhances change while negative feedback resists change.

f) Positive feedback has a wider range while negative feedback has a narrow range.  

Explanation:

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