Presenters on the Morning News Channel That You Watch Alert

Presenters on the morning news channel that you watch alert consumers to a food recall. A particular brand of ice cream has tested positive for Listeria monocytogenes, an organism that causes asymptomatic or relatively mild disease in otherwise healthy individuals, but can be problematic in pregnant women. Your sister is expecting her first child, so you call her immediately and tell her about the recall. You fill her in on what you know about this organism and the disease it causes, having just learned about it yourself in your pre-nursing microbiology class. Your sister has questions that you are able to answer.
-Which of these statements concerning the causative agent of listeriosis is True?

A) It can cause meningitis during the first month of life.
B) It is usually transmitted by the respiratory route.
C) It is uncommon in natural waters and vegetation.
D) It is a Gram-negative thermophile.
E) Most strains of L. monocytogenes are resistant to penicillin.