Use Testlet C to Answer the Following Questions

Use Testlet C to answer The Following questions
TESTLET c
A public health dental hygienist has been contacted by the local farm bureau because of a large number of worker absences caused by oral health issues. The population has low SES, is homogeneous, and does not have access to a community water supply. The hygienist decides to gather information via oral screenings conducted on a sample of the population. Findings indicate a mean DMFT score of 13.4, a mean OHI-S of 2.5, and a mean CPI of 3.1 with no clinical evidence of recession.
-What change in the DMFT scores would indicate that the needs are being met 5 years after implementation of a program?

A) A decrease in the total DMFT score
B) A decrease in D, increase in F, and no change in M
C) An increase in F, decrease in M, and no change in D
D) An increase in F, increase in M, and no change in D