The usa ended its war in Vietnam due to heavy casualties that resulted topublic outcry in the home country. the USA was in fact reaching a dead end in the jungle as it found itself being heavily assaulted by the Soviet led assaults. There was also the strategic realisation that the USA would better be served by peace with honour as expounded by president Nixon.
Answer:
age limit, residency , citizenship
Explanation:
The answer to this question is C
I believe the answer is: They showed the strength of christian belief
Many of the martyrs died in their effort to spread their religion and refused to disavowed their religion even if they're heavily pressured. Many people who witness this perceive their actions as strength, which eventually influenced many people to adopt Christianity as their religion.