Which of the Following Is False of Shigella Infections

Which of the following is false of Shigella infections?

A) The Shiga toxin targets ribosomes to block protein synthesis and kill host cells.
B) It can induce hemolytic uremic syndrome with symptoms that include hematuria, purpura, and edema.
C) It spreads from person to person and also through human fecal contamination of food, water, or environmental surfaces that are touched.
D) In the United States, S. sonnei accounts for about 75 percent of Shigella cases, while S. flexneri predominates in developing countries.
E) The elderly are most likely to become infected.