Answer the following question given this paragraph: 

A unique mutation is found in people in a small town in Italy. The mutation protects them from developing atherosclerosis, which is the dangerous buildup of fatty materials in blood vessels. The individual in which the mutation first appeared has even been identified.


Q: What disease refers to the dangerous buildup of fatty materials in blood vessels?

 Choices:

- gout

- fibrosis

- arthritis

- atherosclerosis

A:
atherosclerosis
