Decide
Decision
You have at your disposal a tsunami to assassinate this person, or a hook. Which method will you choose? Decide now!
けつ
き
None
To remember the けつ reading, we always use the word "ketsup." It's a special mix of ketchup and catsup (yum):
You finally decide. You're going to go with the tsunami... but not just any tsunami. You'll kill him with a tsunami of ketsup (けつ).