28. A pair of father-and-son gunmen killed at least 15 people in a mass shooting at a Hanukkah celebration on Bondi Beach in Sydney, Australia, on Sunday. The attack is the first deadly mass shooting in Australia since 2022, when six people, including two police officers, had been shot in a suspected ambush. (A)A pair (B)gunmen(C)deadly mass shooting (D) since(E)had been