Answer: Laggard
Explanation:
Laggard is defined as the person who tends to have slow progression motion .This person takes more amount of time than usual average time for pursuing work and thus, usually lags behind.It is usually considered as under-performing as compared to related people or working.
According to the question, because Wilbur is a laggard as he does not want to move forward with new phone system and rather stick to the same phone.He does not display progressive thinking and is afraid to lose or damage his phone as no such model in anymore present in market.
Hitler blamed Jews for the ills of Germany.
