What Does Abbate's Conclusion Most Likely Entail About Frank Richards's

Multiple Choice

What does Abbate's conclusion most likely entail about Frank Richards's act of saving civilian lives in World War I by shouting a warning into cellars before throwing a bomb in?

A) It was morally obligatory.
B) It was supererogatory.
C) It was merely permissible.
D) It was morally forbidden.