I'm not sure exactly what your looking for there but if you were to go upon the procedures to solve for the variable which is n in my work that would be your answer
Answer:
Letter D demonstrates parallel structure.
Explanation:
A. Melodic, it's talking about music so the correct term to use is Melodic
<span>1. The examinations will be made time bound
2. All the examinees will be informed about the dress code
3. Steps will be taken to minimise short comings
4. More centres will be allocated
5.steps will be taken to avoid biased nature of question papers</span>