When people ask Sandra why she smokes, she tells them that it's just too difficult to stop. This suggests that Sandra

The correct answer is - addicted to nicotine.

Explanation:

Addiction to smoking is related to the consumption of nicotine. Regular smoking or vaping nicotine releases the dopamine hormone in the brain. Dopamine trains the brain and neurons to repeat the activity again and again which leads to the addiction to nicotine as dopamine is a rewarding hormone. This addiction to the nicotine makes an individual like Sandra keep on smoking and make it tough to quit it.

Thus, the correct answer is - addicted to nicotine.

the first two-party system consisted of the federalist party, who supported the ratification of the constitution, and the democratic-republican party or the anti-administration party (anti-federalists), who opposed the powerful central government, among others, that the constitution established when it took effect in