Does the sentence "The data came from Bloomberg's own financial-market statistics, IMF forecasts and the World Bank." provide a valid answer to the question "What rank did Bloomberg name Namibia's economy?"

A: no

Does the sentence "The same study, however, acknowledges the limitation of earthquake prediction models, and does not mention that the location of the quake could be accurately predicted." provide a valid answer to the question "What did the professors predict?"

A: no

Does the sentence "Iwo Jima was an 8 sq mile (21 km2) island situated halfway between Tokyo and the Mariana Islands." provide a valid answer to the question "How many square miles is the island of Iwo Jima?"

A: yes

Does the sentence "As an answer to the "social question" of the nineteenth century, Germany under Chancellor Otto von Bismarck introduced insurance programs that led the way to the welfare state (health insurance, accident insurance, disability insurance, old-age pensions)." provide a valid answer to the question "What area copied Bismarck's social programs the most?"

A:
no