What tends to happen to personality traits as we age? a they tend to resemble one's parents' traits. b they tend to resemble one's peers' traits. c they become more stable. d they become less stable.

A or C (i hope i helped and got it right im not the best at this T^T)

Smoking damages the respiratory system by inhalation of a foreign substance, that is absorbed and residue is left behind on our lungs sponge like substance. the gas that is inhaled also increase your blood pressure and dilates your blood vessels. also the process of inhaling and exhaling the smoke it causes irritation to the throat and mouth. smoking can cause lung cancer and other respiratory and circulatory diseases. 

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