(A) 52
(B) ** 30
(C) 34
(D) 28
EXPLANATIONS BELOW
Concept note-1: -The Louisiana, Nebraska, Hawaii, Wisconsin, U.S. Virgin Islands, the District of Columbia, Maryland, and Virginia primaries and the Washington and Maine caucuses all took place after Super Tuesday in February. Obama won all of them, giving him 10 consecutive victories after Super Tuesday.
Concept note-2: -On November 4, 2008, Obama defeated the Republican nominee, Senator John McCain of Arizona, making him the President-elect and the first African American elected President. He was the third sitting U.S. Senator, after Warren G. Harding and John F. Kennedy, to be elected president.
Concept note-3: -With its 55 electoral votes, California was Obama’s largest electoral prize in 2008. As of the 2020 presidential election, this is the last time the Democratic candidate carried Trinity County in a presidential election.