All of the Following Are Reasons Why Acute Otitis Media

Multiple Choice

All of the following are reasons why acute otitis media (AOM) is more prevalent in children under the age of four EXCEPT

A) adenoids can block the opening of the Eustachian tube in young children.
B) eustachian tubes in young children are shorter and more horizontal.
C) a child's immune system is not fully developed.
D) tonsils can block the opening of the Eustachian tube in young children.
E) young children are often in daycare where they can easily pick up infections.