Which is a concrete fact you could use in your essay and not an abstract assertion? a) the spanish flamenco dance is a dramatic and romantic dance done by one man and one woman. b) the indian kathak dance is often done solo or by groups of women all moving in sync with one another. c) for years, historians and critics of dance have suspected that the spanish flamenco dance is actually derived from dances from india. d) certain moves in the indian kathak dance--such as the quick turn and flip of hands held up high--are the same moves one finds in the spanish flamenco dance.