Deanna wants her friends to meet up at the movies for her birthday. she posts a status update without using her privacy settings, "can't wait to celebrate with my girls," and checks in at the theater. her
a. is the best way to let her friends know where to find her
b. makes her confidential information available to others
c. gets her friends interested in seeing a particular movie
d. is dangerous because it provides her exact location

Which of the following best reflects what we know about how the flu virus moves between species? a) the flu virus in a pig is mutated and replicated in alternate arrangements so that humans who eat the pig products can be infected. b) a flu virus from a human epidemic or pandemic infects birds; the birds replicate the virus differently and then pass it back to humans. c) an influenza virus gains new sequences of dna from another virus, such as a herpesvirus; this enables it to be transmitted to a human host. d) an animal such as a pig is infected with more than one virus, genetic recombination occurs, the new virus mutates, the virus is passed to a new species such as a bird, and the virus mutates again and can now be transmitted to humans.