Final answer:
The computer software for applied epidemiology at the CDC was developed in the 1980s.
Step-by-step explanation:
The computer software for applied epidemiology at the CDC was developed in the 1980s. During this time, there were significant advancements in computer technology and the use of computers in various fields, including epidemiology. The development of computer software allowed for the analysis, management, and tracking of epidemiological data more efficiently.