[Solved] The introitus refers to A) the connection between the vagina and the cervix. B) the vaginal opening, which is most sensitive to erotic pressure and touch. C) the secretions of the Bartholin's glands. D) the inner two-thirds of the vagina that virtually has no nerve endings. Poverty Threshold: The minimum level of income deemed necessary to achieve an adequate standard of living in a specific geographical area. Income Inequality: The uneven allocation of income among households or individuals within an economy. World War II: A global conflict that took place between 1939 and 1945, involving most of the world's nations and resulting in significant geopolitical changes. Poverty Rates: Indicators or measures that reflect the percentage of the population living below the national poverty line, which is often defined by the inability to afford the basic needs for living.