Choose the correct answer

Which summary best describes this level?

Derived Nouns: Noun of Instrument (Ism Aalah)

• Ism Aalah denotes an instrument; its three classes are مِفْعَلٌ, مِفْعَلَةٌ, and مِفْعَالٌ, with their dual and broken-plural forms
• Ism Aalah denotes place and time only
• All three classes have the same plural مَفَاعِلُ
• It has only singular forms