What Is the Difference Between Arteriosclerosis and Arteriostenosis

What is the difference between arteriosclerosis and arteriostenosis?

A) -sclerosis is the enlargement of an artery and -stenosis is the narrowing of an artery
B) -sclerosis is the blocking of an artery and -stenosis is the hardening of an artery
C) -sclerosis is the hardening of an artery and -stenosis is the narrowing of an artery
D) -sclerosis is the enlargement of an artery and -stenosis is the hardening of an artery