The correct answer is B) Criticizing court-ordered busing of school children.
Nixon's southern strategy was focused on how to gain the support of white voters in the deep South. This strategy often had racial undertones. The goal of this strategy was to use this idea of racism as a means to gain support for his campaigns. The criticizing of integrated busing of school children was one way Nixon gained support, as he believed this should have been an issue decided on the state level.
The answer is B, white Americans became fearful that the rebellion might spread to american shores.
France expected that their colonies would always be part of France. Britain trained their colonies to be self-governing.
In October 1962, American ships blocked Soviet ships carrying missiles from going into Cuba. The Soviets and Cubans agreed to take away the missiles if America promised not to attack Cuba. During the Cuban Missile Crisis, the Kennedy administration secretly agreed to remove the Jupiter missiles from Turkey in exchange for the withdrawal of all Russian nuclear weapons from Cuba. However, it is not decided if anyone "won". The USSR lost China's support over it.