Choose the correct sentence: The action was either just or unjust., The action was just or unjust., The act was either just or unjust., None of these

Choose the correct sentence: The action was either just or unjust., The action was just or unjust., The act was either just or unjust., None of these

Explanation

The action was either just or unjust.

This sentence correctly uses the correlative pair "either...or" for two alternatives.

It is grammatically complete and logically clear.