Does the sentence "In the sixth edition Darwin inserted a new chapter VII (renumbering the subsequent chapters) to respond to criticisms of earlier editions, including the objection that many features of organisms were not adaptive and could not have been produced by natural selection." provide a valid answer to the question "Why did Darwin introduce a new chapter in On the Origin of Species in the sixth edition?"

A: yes

Does the sentence "After France and the Communists agreed to a partition of Vietnam, Eisenhower rejected the agreement, offering military and economic aid to southern Vietnam." provide a valid answer to the question "What group did France split Vietnam with?"

A: yes

Does the sentence "Common inorganic electron donors are hydrogen, carbon monoxide, ammonia (leading to nitrification), ferrous iron and other reduced metal ions, and several reduced sulfur compounds." provide a valid answer to the question "What are hydrogen and carbon monoxide for Lithotrophic bacteria?"

A: yes

Does the sentence "Hiramatsu (Schnell) was given the right to wear swords, as well as a residence in the castle town of Wakamatsu, a Japanese wife, and retainers." provide a valid answer to the question "What nationality was Edward Schnell?"

A:
no