Final answer:
The political achievement being described in the statement is Party Realignment, which involves a long-term shift in voter allegiances leading to one party gaining control of multiple branches of government. An example of this is the Democratic Party's win in the 1932 election. The correct option is B. Party realignment
Step-by-step explanation:
The political achievement being described by the statement 'won all statewide offices and gained control of both Senate and the House of Representatives' is Party Realignment.
Party realignment refers to a long-term shift in voter allegiances, which leads to one political party gaining control of multiple branches of government, such as winning statewide offices, the Senate, and the House of Representatives. This can occur when voters' beliefs and attitudes change, often in response to significant events or shifts in socio-economic circumstances.
An example of party realignment is the 1932 election when the Democratic Party won the presidency and built a political machine that dominated Congress for several decades. The correct option is B. Party realignment