Due to a shipment of contaminated eggs, an outbreak of salmonella spread through a state. The figure below is the graph of f(d)=P , where P is the number of people, in thousands, infected d days after the outbreak began.

In all honesty, there really is no “work” per say to show. mainly it’s just using the process of elimination. the question is asking which domain(s) would be the most appropriate for the function c(n). n is the number of observed vehicles so right away, 1, 2, and 3 can be eliminated.why? 1, 2 start in the negatives and therefore it is impossible to observe negative cars. so, #4 would be the best answer to the given problem.

Idon’t exactly understand but i think dbc=rst