Does the sentence "For much of the 4th century, Roman society stabilised in a new form that differed from the earlier classical period, with a widening gulf between the rich and poor, and a decline in the vitality of the smaller towns." provide a valid answer to the question "During what century was the Roman conversion to Christianity considered complete?"

A: no

Does the sentence "The German scientist Gottfried Osann invented powder metallurgy in 1830 while determining the metal's atomic mass; around then it was discovered that the amount and type of alloying element (e.g., tin) to copper would affect bell tones." provide a valid answer to the question "When did The Norddeutsche Affinerie electroplating plant first begin production?"

A: yes

Does the sentence "Internet Explorer 10 is included as both a desktop program and a touch-optimized app, and includes increased support for HTML5, CSS3, and hardware acceleration." provide a valid answer to the question "What improvements were made to Internet Explorer?"

A: yes

Does the sentence "Originally, however, this referred to certain key priests of important churches of the Diocese of Rome, who were recognized as the cardinal priests, the important priests chosen by the pope to advise him in his duties as Bishop of Rome (the Latin cardo means "hinge")." provide a valid answer to the question "What was the original definition of a cardinal priest?"

A:
yes