If “All socialists are pacifists” is true, what may be inferred about the truth or falsehood of the following propositions? That is, which can be known to be true, which can be known to be false, and which are undetermined?
1. Some nonpacifi sts are not nonsocialists.
2. No socialists are nonpacifi sts.
3. All nonsocialists are nonpacifi sts.
4. No nonpacifi sts are socialists.
5. No nonsocialists are nonpacifi sts.
6. All nonpacifi sts are nonsocialists.
7. No pacifi sts are nonsocialists.
8. Some socialists are not pacifi sts.
9. All pacifists are socialists.
10. Some non pacifists are socialists.