Does the sentence "They proved commercially unsuccessful, but were an important precursor to later surround-sound systems, as seen in SACD and home cinema today." provide a valid answer to the question "What did quadraphonic recording feature?"

A: no

Does the sentence "To illustrate the depth of an anthropological approach, one can take just one of these topics, such as "racism" and find thousands of anthropological references, stretching across all the major and minor sub-fields." provide a valid answer to the question "What are good topics to attract the attention of an anthropologist?"

A: no

Does the sentence "Van Praag writes that these "tributary missions" were simply prompted by China's need for horses from Tibet, since a viable horse market in Mongol lands was closed as a result of incessant conflict." provide a valid answer to the question "who was a professor of the University of Washington?"

A: no

Does the sentence "The Louvre was the world's most visited art museum in 2014, with 9.3 million visitors." provide a valid answer to the question "Where is the Mona Lisa housed?"

A:
yes