During the course of an epidemic, assume that the number, N(t) of people infected at time t is given by N(t) = 100 tze (t-2) where t is measured in weeks from the start of epidemic. At what rate is the number of people infected changing at time t=2 weeks? a) 142 Ob) - 260 O c) - 283 O d) - 2000 Oe) - 3307 Of) - 8064