Which of the Following Statements About the 1918-19 Influenza Pandemic

Which of the following statements about the 1918-19 influenza pandemic is false?

A) Compared with most flu viruses, the virus of the pandemic hit young adults particularly hard.
B) There were more deaths from this virus than there were combat deaths in World War I.
C) The virus often triggered an especially intense reaction in the immune system.
D) The virus was the product of evolution.
E) All of the above are true; none is false.