【单选题】

Although most people who acquire West Nile have no ------- and those who do normally suffer little more than flu-like illness, it is believed they still can carry ------- amounts of the virus in their blood for several days.
A．(A) recourse … negligible

B．(B) symptoms … minute
C．(C) cure … significant
D．(D) fever … active
E．(E) hope … incipient