Choose the correct answer

what word category does this opening section of Meezan discuss?

Introduction and Significance of Sarf (Word Morphology)

• Declinable Verbs (افعالِ متصرفہ)
• Arabic Prepositions (حروفِ جارہ)
• Indeclinable Nouns (اسماءِ مبنیہ)
• Non-Arabic loanwords (اسماءِ اعجمیہ)