Misc: What is divination by means of lines and figures drawn in the earth?

Questions

Which female vocalist had a number one U.K. hit in 1955 with Softly, Softly?

Which U.S. biologist has published collections of essays entitled Bully for Brontosaurus and Dinosaur in a Haystack?

Which horse won the 1998 Aintree Grand National?

Name the French artist who died in 1863, famous for his painting Liberty Guiding the People?

In Greek mythology, who was the Muse of Tragedy?