Final answer:
Botswana effectively curbed HIV/AIDS spread by increasing access to treatment, educational programs on prevention, and testing services, despite challenges like social stigma.
Step-by-step explanation:
Botswana has successfully reduced the spread of HIV/AIDS by increasing treatment, prevention, and testing. These efforts have included enhancing medical care, expanding education about the virus, and strengthening social services. The country has faced challenges such as social stigma, which can prevent individuals from seeking testing or treatment. However, Botswana's comprehensive strategies and programs, particularly in promoting safe sexual practices and the use of condoms, have significantly contributed to curbing the epidemic, thus making it an exemplary model in Africa. It's clear that the nation's commitment to improving public health policy surrounding HIV/AIDS has been a critical factor in reducing infection rates and managing the illness.
Answer: b. Increasing treatment, prevention, and testing