Directions: In this section each item consists of six sentences of a passage. The first and sixth sentences are given in the beginning as S1 and S6. The middle four sentences in each have been jumbled up and labelled as P, Q, R and S. You are required to find the proper sequence of the four sentences and mark your response accordingly on the answer sheet.

S1. The reduction of plastic waste is crucial for environmental sustainability and the health of our oceans. 

S6. This has led to increased research into biodegradable materials and the encouragement of recycling initiatives worldwide. 

P. Every year, millions of tons of plastic end up in our oceans, affecting marine life and ecosystems. 

Q. Efforts to reduce plastic use include bans on single-use plastics, like bags and straws. 

R. One of the main contributors to this issue is single-use plastics, which are widely used but rarely recycled. 

S. Awareness campaigns and education about the impact of plastic pollution have been pivotal in changing consumption habits.