The question below consists of a set of labelled sentences. These sentences, when properly sequenced form a coherent paragraph. Select the most logical order of sentences from among the options. P: People celebrate it as a two-day festival; first day as Holika Dahan and second day as colourful Holi.  Q: Holi is a religious Hindu festival celebrated with lots of preparations in the month of Phalgun.  R: At Holika Dahan, they burn a heap of sticks, straws and cow-dung cakes lying in the mid of streets in the late evening or night.  S: And, next day in the morning, they celebrate a colorful Holi by playing colours with friends, family members and neighbours.