Martin has been informed that he is HIV positive, although he has not yet developed AIDS. He lives in the part of the world where between 15% and 28% of the adult population is HIV positive, accounting for two-thirds of such cases worldwide. Where does Martin live?

Southern Africa

Explanation:

South Africa has the largest HIV infected population in the world, with 7.7 million people infected with HIV. The prevalence of HIV in the general populace is high at 20.4%. Prevalence is also greater in men who have sex with children, transgender women, sex workers and those who take drugs. It has the biggest antiretroviral therapy (ART) system in the world. It was primarily funded by its own internal resources: in 2017, the government spent more than $1.54 billion annually to administer its Aids services.

productive most commonly means: achieving or producing a significant amount or result.

explanation:

productive can also mean:

these depend on how the word productive is used. most likely productive will mean   achieving or producing a significant amount or result.

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