Does the sentence "Consequently, the third person plural forms hun and hen are interchangeable in normal usage, with hun being more common." provide a valid answer to the question "When speakers get confused about whether to use hen or hun, what interchangeable unstressed form would they probably use?"

A: no

Does the sentence "In this case, the remaining numeric parameter is specified first, followed by the scanning system." provide a valid answer to the question "When a parameter is dropped, the remaining numeric parameter is specified first, followed by what?"

A: yes

Does the sentence "During the war and for some time thereafter 45 camps were established for about 200,000-250,000 forced labourers, the vast majority of whom were deported to the Soviet Union, including the Gulag camp system." provide a valid answer to the question "How many forced labourers were in the largest camp?"

A: no

Does the sentence "In 2014, the Philadelphia City Council refused to conduct hearings on a $1.86 billion sale of PGW, part of a two-year effort that was proposed by the mayor." provide a valid answer to the question "When did the city take PGW over?"

A:
no