Does the sentence "This protection lasts even after the zinc layer is scratched but degrades through time as the zinc corrodes away." provide a valid answer to the question "What two compounds is zinc more reactive than?"

A: no

Does the sentence "National park and nature reserve is the area selected by governments or private organizations for special protection against damage or degradation with the objective of biodiversity and landscape conservation." provide a valid answer to the question "Who usually owns and manages National parks?"

A: no

Does the sentence "The FIFA Women's World Cup was inaugurated in 1991 and has been held every four years since, while women's football has been an Olympic event since 1996." provide a valid answer to the question "In 1971, who officially recognized women's football?"

A: no

Does the sentence "Sumerian written history reaches back to the 27th century BC and before, but the historical record remains obscure until the Early Dynastic III period, c. the 23rd century BC, when a now deciphered syllabary writing system was developed, which has allowed archaeologists to read contemporary records and inscriptions." provide a valid answer to the question "What is obscure until the Early Dynastic III period around the 23rd century BC?"

A:
yes