Manufacturers add sugars to their cigarette sometimes in the form of honey, etc. This makes cigarettes more enjoyable, particular and addictive in a way.
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Answer:
the correct the answer is a
Will increase, in order to adapt to the environment and reduce being spotted (exercising camouflage) a peppered moth will have a greater chance of surviving since it won't be spotted versus a white moth (which would stand out in a polluted location)