💡 Detailed Explanation
Translation: I am a student.
- Grammatical point: Topic marker particle は (pronounced 'wa').
- Explanation: In the standard sentence structure 'A は B です' (A is B), the particle 'は' marks the topic of the sentence (わたし - I).
- Why other choices are incorrect:
- を (o): Direct object marker (e.g. 本を読む - read a book)
- に (ni): Direction/time/indirect object marker (e.g. 日本に行く - go to Japan)
- で (de): Location of action/means marker (e.g. はしで食べる - eat with chopsticks)