Direction: The following passage consists of six sentences. The first and the sixth sentences are given. The middle four sentences in each have been removed and jumbled up. These are labelled P, Q, R and S. You are required to find out the proper sequence of the four sentences and choose the correct order from the options.

S1- Environmental pollution is not a new phenomenon, yet it remains the world’s greatest problem facing humanity and the leading environmental causes of morbidity and mortality. 

P- Man’s activities through urbanization, industrialization, mining, and exploration are at the forefront of global environmental pollution. 

Q- Despite the global attention towards pollution, the impact is still being felt due to its severe long-term consequences. 

R- This chapter examines the types of pollution—air, water, and soil; the causes and effects of pollution.

S- Both developed and developing nations share this burden together, though awareness and stricter laws in developed countries have contributed to a larger extent in protecting their environment.

S6- It also proffers solutions in combating pollution for a sustainable environment and health.