In the lesson chart, what is the nominative dual of the feminine adjective weight فَعْلَاءُ?

Dual and Plural of Mamdud and Maqsur Nouns

• فَعْلَاءَانِ
• فَعْلَيَانِ
• فُعْلٌ
• فَعْلَاوَانِ