Because LBJ, under the Tolkien Resolution, was given basically infinite power to protect U.S interests in Vietnam. Thus, President Johnson continued to "escalate", or build up American forces, weapons, and intervention in Vietnam. Now, somewhat opposite of this would be "Vietnamization" under Nixon, which was the gradual withdrawal of American troops but a continuation of supplies in order to aid South Vietnam from the Vietcong.
The best answer is A.
Popular sovereignty was a doctrine under which the status of slavery could be determined by the settlers themselves. Although the doctrine won wide support as a means of avoiding conflict over the slavery issue, its meaning remained rather ambiguous since those who supported it disagreed as at what stage as territories developed should the decision be made.
A. Douglas, a main promoter of the doctrine, wanted the choice to be made at an early stage of settlement, while others felt that it should be made just before each territory achieved statehood. It was first proposed by vice president George Dallas in 1847 and popularized by Lewis Cass in 1848.
<span>The state department promoted fair voting practices in foreign countries because they are following the law or the act to promote the fair voting practices. The state department did it in order to develop the democracy in the country and establish a national coordination.</span>