which is not a long - term effect of tobacco use?\nstroke\nemphysema\ndecreased blood pressure\nhardened…

Brief Explanations:

Tobacco use is known to increase blood pressure due to the presence of nicotine which constricts blood vessels and increases heart rate. Stroke, emphysema (a lung disease), and hardened arteries (atherosclerosis) are well - documented long - term effects of tobacco use.

Answer:

C. Decreased blood pressure