> It's disfavored because it's final and we've made plenty of mistakes after doing it enough times. Also, it's more expensive than (B) because we try harder to

> It's disfavored because it's final and we've made plenty of mistakes after doing it enough times. Also, it's more expensive than (B) because we try harder to make sure we've got the right person. It's also disfavored by many people because there are moral objections to state-sanctioned murder. For example, I don't believe it is acceptable to take life of anyone who doesn't pose a serious immediate threat.