subs.
Choice: P. and V. αἵρεσις, ἡ.
Way of escape: P. and V. ἀποστροφή, ἡ, ἔξοδος, ἡ, P. ἀναφορά, ἡ.
One of two alternatives: P. and V. θάτερον δυοῖν.
I see two alternatives: V. βλέπω δύο ῥοπάς (Eur., Hel. 1090).