What was the main difference between doves and hawks regarding u. s. presence in vietnam? a. doves believed that the united states military should have a strong presence in vietnam, while hawks did not. b. doves agreed with president johnson’s war policy, but hawks believed johnson’s policy was wrong. \c. doves believed that the vietnam conflict was a localized civil war and did not agree with johnson’s war policy, whereas hawks supported johnson’s policy and believed vietnam was a crucial front in the cold war. d. doves accepted the rising troop levels, escalating costs, and the increasing number of battlefield deaths, while hawks questioned the war on both moral and strategic grounds.