Which Roman emperor, who reigned from AD 117 to 138, built a famous wall across northern Britain?

Which singer-songwriter scored hits with "Sweet Caroline," "Cracklin' Rosie" and "Heartlight"? A dime is 1/10 of a dollar; what is the name for 1/10 of a cent? From 1147 to 1149, Louis VII of France and Conrad III of Germany led the second of which series of holy wars? In 1152, King Louis VII of France had his marriage annulled from which lively heiress? In 1170, Reginald FitzUrse and three other knights murdered which archbishop? Keokuk, which set a state record of 118°F in 1934, is in which state? Only three kings of England have had which name, each taking the throne in 1189, 1377 and 1483? Pendleton, which reached 119°F in 1898, a record high for its state, is in which state?