Q: Meaning a disease that spreads from person to person, what term is synonymous with "contagious"?


Read this paragraph and choose the correct option from the provided answers:

Has this ever happened to you? A student sitting next to you in class has a cold. The other student is coughing and sneezing, but you feel fine. Two days later, you come down with a cold, too. Diseases like colds are contagious. Contagious diseases are also called infectious diseases. An infectious disease is a disease that spreads from person to person.

 Choices:

- benign

- harmless

- noncommunicable

- infectious


A:
infectious