Unitary states contrast with federal states, such as the United States, in which power is shared between the federal government and the states. (The states themselves are unitary.) More than 150 countries are unitary states, including France, China, and Japan.
Answer:
inherited a substantial American commitment to maintain South Vietnam
Explanation:
At the beginning of 1964, the Lyndon Johnson administration inherited a substantial American commitment to maintain South Vietnam. This was evident back in Kennedy's administration in 1963, where the overthrown government of South Vietnamese President Ngo Dinh Die was supported by the Kennedy administration.
John F. Kennedy, would later died in November 1963, as a result of assassination, led to the Lyndon B Johnson to continue his administration as president.
Hence, at the beginning of 1964, the Lyndon Johnson administration inherited a substantial American commitment to maintain South Vietnam.
Social programs were not something people were worried about during the 1980 election. I hope this helps!