Does the sentence "According to the Wall Street Journal nearly two-thirds of the flights of Comcast's $40 million corporate jet purchased for business travel related to the NBCU acquisition, were to CEO Brian Roberts' private homes or to resorts." provide a valid answer to the question "In issuing the grade, the Corporate Library found that a third of Comcast's board was how old?"

A: no

Does the sentence "Such active rifting lifted great undersea mountain chains along the welts, raising eustatic sea levels worldwide." provide a valid answer to the question "The rifting in the Cretaceous had what result on the oceans?"

A: yes

Does the sentence "When auto-changing turntables were commonplace, records were typically pressed with a raised (or ridged) outer edge and a raised label area, allowing records to be stacked onto each other without the delicate grooves coming into contact, reducing the risk of damage." provide a valid answer to the question "Where were records made with raised label areas?"

A: yes

Does the sentence "In 1849 the North Carolina Railroad was created by act of the legislature to extend that railroad west to Greensboro, High Point, and Charlotte." provide a valid answer to the question "In 1849, what railroad was created?"

A:
yes