Question

According to the twenty-fifth amendment and the previous presidential succession act of 1947, in the event that the president is incapacitated or killed, the – would assume the presidency. should both of those individuals be incapacitated or killed, the presidency would fall to the –.

Answer 1

1st to the Vice President
2nd to the Speaker of the House

The 25th Amendment officially determines the line of secession. However, informally the Vice President had taken over since the death of W.H. Harrison in 1841.