M75 Module 7 Homework Saved Help Save & Exit Submit A new pathogen infects a person at time zero in the graph. Infected people spread the disease to others over the next 30 days but thankfully, 2 8 everyone recovers in a few days after getting sick. Which of the following describes why the \"susceptibles curve\" in red goes downward over time? 25 points s eBook 2 Threshold density o References :E T s . 5 Susceptibles a Cases z T T T T ? 5 10 15 20 25 30 ntroduction of an Time (days) infected individual Check All That Apply D The suseptibles curve goes down because many of the infected people become well and therefore, they are now immunized against repeated illness. The suseptibles curve goes down because all of susceptible people become infected. The suseptibles curve goes down because the infected cases curve goes up. D The suseptibles curve goes down because the threshold density fluctuates. Next > %