Directions: In this section, each item consists of six sentences of a passage. The first and the 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 largest source of climate pollution in the United States?

S6 : Air pollutants from gasoline- and diesel-powered vehicles cause asthma, bronchitis, cancer, and premature death.

P : To solve the climate crisis, we need to make the vehicles on our roads as clean as possible.

Q : The answer is transportation.

R : We have only a decade left to change the way we use energy to avoid the worst impacts of climate change.

S : Emissions from cars and trucks are not only bad for our planet, but they’re also bad for our health. 

The correct sequence should be: