can someone help?

(1) [2] The rate of change in the number of people, I(t), affected by the influenza A (H3N2) virus has been modelled by dI / dt = 3.4 (1 - e-2.1t ) , where t represents time in days; t = 0 is the day when the virus appeared. Identify all correct statements. (I) I(t) is a decreasing function 10 (II) 3.4 (1 - e-2.1t) dt is the total number of infected people in the first 10 days of the outbreak .10 (III) 3.4 (1 - e-2.1t) dt is the average number of infected people in the first 10 days of the outbreak 5 (0) (A) none (B) I only (C) II only (D) III only (E) I and II (F) I and III (G) II and III (H) all three