Does "Kerry's paternal grandparents, shoe businessman Frederick A. "Fred" Kerry and musician Ida Lowe, were immigrants from the Austro-Hungarian Empire." contain the correct answer to "Where did Kerry's paternal grandparents immigrate from?"

A: yes

Does "A diagnosis of TB should, however, be considered in those with signs of lung disease or constitutional symptoms lasting longer than two weeks." contain the correct answer to "Is active TB difficult or easy to diagnose by patients' symptoms alone?"

A: no

Does "Others argue that the subcontinental lithospheric mantle is too buoyant to subduct and that the lack of Archean rocks is a function of erosion and subsequent tectonic events." contain the correct answer to "What do some believe accounts for the small amount of Archean rocks?"

A:
yes