Answer:
Right choice:
D) provided no guidelines for what to do.
Step-by-step explanation:
A need to face a situation in which it wasn´t clear what to do to replace a president who can´t fulfill the duties of office prompted the political establishment of Washington to pass the 25th Amendment. Besides, it had to be decided what to do after a vice president left his office vacant if he replaced the president. This happened after Lyndon B. Johnson was sworn in as president following the assasination of John F. Kennedy in 1963, the USA did not have a vice president for some time.