Answer :
The correct choice to complete the text in Standard English is:
C. there is a tradition of performing wayang kulit at religious ceremonies.
Explanation:
1. The sentence structure in choice C is clear and follows standard English conventions.
2. The phrase "there is a tradition of performing wayang kulit at religious ceremonies" effectively conveys the idea that performing wayang kulit at religious ceremonies is a customary practice.
3. This choice maintains a formal tone suitable for written English.
4. By choosing this option, the sentence flows smoothly and maintains coherence in the context of the given text.