Final Answer:
According to World Bank estimates, approximately 25% of the developing world's population lived in poverty with an income of less than the equivalent of $1.25 per day in 2005. The correct answer is c) 25%.
Step-by-step explanation:
World Bank Estimates: The provided information is based on estimates from the World Bank, a reputable international financial institution.
Approximately 25%: The correct percentage is 25%, as indicated by option (c). This means that a significant portion of the developing world's population had an income below the poverty line in 2005.
Developing World's Population: The reference is specifically to the population of the developing world, highlighting the economic challenges faced by a substantial part of the global population.
Income of Less Than $1.25 per Day: This figure serves as the threshold for defining extreme poverty, emphasizing the dire economic conditions experienced by a significant segment of the population. The correct answer is c) 25%.