Iwill mark as brainliest answer. i already wrote the definition and showed an example of the vocabulary words on a white sheet of paper. • draw a picture hiding 10 examples of the vocabulary words. (on a white sheet of paper) • color your picture and include an answer key on the back of the picture.

The answer is

D. i think it is the savings

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.