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According to the source table, what is the plural form of مَفْعَلٌ?

Derived Nouns: Noun of Place and Time (Ism Dharf)

• مَفْعَلُوْنَ
• مَفَاعِلُ
• مَفْعَلَاتٌ
• مَفْعَلَانِ