Which expression shows the sum 9 + 21 rewritten as a product of the gcf and a sum?

9(1 + 21)
3(3 + 7)
3(3 + 21)
9(1 + 3)

Horatian satire is more witty and tolerant.named after the roman satirist horacegently criticizes human nature and human follyjuvenalian satire is more angry and personal, attempting to produce anger in the reader.named after roman satirist juvenalattacks human vice-indignant