How do nicotine and tobacco cause cancer?
a. by decreasing blood-sugar levels
b. by damaging or changing a cell's DNA
c. by increasing heart rate
d. by increasing phlegm and mucous production

B

Explanation:

my kitchen has a fire extinguisher and smoke detector.never overloaded sockets.no frayed cords.yes my sockets are sealed.yes i always have lights on with no clutter.yes handrails is secure.yes firplace is protected.yes my fireplace is cleaned often.no i point handle in with stove off.stove is cleaned regularly.yes knifes are high up.no talking while chewing ew! yes cleaners are locked up.my shower is slip proof and my medications are high up from reach.never keep oil saturated rugs or rags.my carpet is new.my kitchen has a fire extinguisher and smoke detector.never overloaded sockets.no frayed cords.yes my sockets are sealed.yes i always have lights on with no clutter.yes handrails is secure.yes firplace is protected.yes my fireplace is cleaned often.no i point handle in with stove off.stove is cleaned regularly.yes knifes are high up.no talking while chewing ew! yes cleaners are locked up.my shower is slip proof and my medications are high up from reach.never keep oil saturated rugs or rags.my carpet is new.

i hope this have an amazing day!

that was alot for five