Does the sentence "The two main islands are Savai'i and Upolu with four smaller islands surrounding the landmasses." provide a valid answer to the question "About how long ago were the Samoan islands discovered?"

A: no

Does the sentence "It consists of two separate satellite constellations a limited test system that has been operating since 2000, and a full-scale global navigation system that is currently under construction." provide a valid answer to the question "How many satellite constellations does the BeiDou Navigation Satellite System have?"

A: yes

Does the sentence "In 2007 the gross median household income in Switzerland was an estimated 137,094 USD at Purchasing power parity while the median income was 95,824 USD." provide a valid answer to the question "What was Switzerland's median income in 2007?"

A: yes

Does the sentence "The relationship between an albatross and a sailor is the central theme of Samuel Taylor Coleridge's The Rime of the Ancient Mariner, which led to the use of the term as a metaphor for a 'burden'." provide a valid answer to the question "John James Audubon later lent his name to which group?"

A:
no