Many techniques can be found in simple life work and day to day things.
Answer:
They are feuding families
Explanation:
The Capulets and the Montagues in Romeo and Juliet are two families that are enemies. They apparently have an "ancient grudge" that is most likely irrational.
D. he has not been formally dubbed a knight
Answer:A heuristic
Explanation:A heuristic technique, often called simply a heuristic, is any approach to problem solving, learning, or discovery that employs a practical method not guaranteed to be optimal or perfect, but sufficient for the immediate goals.
Heuristics can be mental shortcuts that ease the cognitive load of making a decision. Examples that employ heuristics include using trial and error, a rule of thumb, an educated guess, an intuitive judgment, a guesstimate, profiling, or common sense.
To do everything possible to find something or to solve a problem