He is so deep into the walk that all that is left to him is the walk itself. He lost all his hopes, his dreams and likely had before the walk even started. The walk was a giant death wish and he was going on till he met it.
The options to your Question are:
a) Saturday Night Massacre
b) Executive Privilege Firings
c) Nixon Cover-Up
d) Watergate Scandal
The correct answer is Option a. Saturday Night Massacre refers to President Nixon's order to fire several of his staff members who refused to follow his orders. The exact origin of this phrase could not be tracked but it first appeared in an Article of Washington Post two days following the event and the author of that article stated in the article that the event was already being termed as Saturday Night Massacre.
Https://www.bbc.co.uk/bitesize/guides/zjbj6sg/revision/3
Hope this helps.
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The Founders made the amendment process difficult because they wanted to lock in the political deals that made ratification of the Constitution possible. Moreover, they recognized that, for a government to function well, the ground rules should be stable.