Problem: I know that the answer to the question "The migration period of these birds depend on what factors" is in "Within a population, it is common for different ages and/or sexes to have different patterns of timing and distance. Female chaffinches Fringilla coelebs in Eastern Fennoscandia migrate earlier in the autumn than males do.". Can you tell me what it is?

A: different ages and/or sexes

Problem: I know that the answer to the question "What hurt and what helped the Dynasty?" is in "In some rare cases, such as with Ethiopia and Qing Dynasty China, the local governments were able to use the treaties to at least mitigate the impact of European colonization. This involved learning the intricacies of European diplomatic customs and then using the treaties to prevent a power from overstepping their agreement or by playing different powers against each other.". Can you tell me what it is?

A: the local governments were able to use the treaties to at least mitigate the impact of European colonization

Problem: I know that the answer to the question "What industry is found primarily away from the main city?" is in "The majority of Paris' salaried employees fill 370,000 businesses services jobs, concentrated in the north-western 8th, 16th and 17th arrondissements. Paris' financial service companies are concentrated in the central-western 8th and 9th arrondissement banking and insurance district. Paris' department store district in the 1st, 6th, 8th and 9th arrondissements employ 10 percent of mostly female Paris workers, with 100,000 of these registered in the retail trade. Fourteen percent of Parisians work in hotels and restaurants and other services to individuals. Nineteen percent of Paris employees work for the State in either in administration or education. The majority of Paris' healthcare and social workers work at the hospitals and social housing concentrated in the peripheral 13th, 14th, 18th, 19th and 20th arrondissements. Outside Paris, the western Hauts-de-Seine department La Defense district specialising in finance, insurance and scientific research district, employs 144,600, and the north-eastern Seine-Saint-Denis audiovisual sector has 200 media firms and 10 major film studios.". Can you tell me what it is?

A: finance, insurance and scientific research

Problem: I know that the answer to the question "Origin of Iranian" is in "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.". Can you tell me what it is?

A:
Proto-Iranian