The Number of People Infected with the H1N1 Virus as a Function

Multiple Choice

The number of people infected with the H1N1 virus as a function of time (in months) was originally modeled by . Based on new data, this model was updated to . What conclusions can be made based on the revised model?

A) After t months, the number of people infected with the virus is now 1.6 times as much as the initial value instead of 1.2 times as much.
B) The number of people infected increases by 60% every month rather than 20% every month.
C) There are 0.4 additional people infected with the virus.
D) The initial number of people infected with the virus is now 1.6 instead of 1.2.
E) The growth rate of the virus increased from 120% to 160%.