Context: All Iranian languages are descended from a common ancestor, Proto-Iranian. In turn, and together with Proto-Indo-Aryan and the Nuristani languages, Proto-Iranian descends from a common ancestor Proto-Indo-Iranian. The Indo-Iranian languages are thought to have originated in Central Asia. The Andronovo culture is the suggested candidate for the common Indo-Iranian culture ca. 2000 BC.

Question: From where did Iranian languages originate?
Answer: Proto-Iranian

Question: What part of the world is it theorized that Indo-Iranian languages came from?
Answer: Central Asia

Question: What society is a strong contender for the common culture speaking Indo-Iranian?
Answer: Andronovo

Question: When did the Andronovo culture exist?
Answer: 2000 BC

Question: What other language did most Iranian languages descend from?
Answer: Unanswerable

Question: What other language besides Nuristani this proto-Iranian descent from?
Answer: Unanswerable

Question: What language does Proto-Indo Iranian descent from?
Answer: Unanswerable

Question: What languages are believed to have originated in central India?
Answer: Unanswerable