Directions: This question consists of six sentences of a passage. The first and sixth sentences are given 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.

S1: Minister of New and Renewable Energy R.K. Singh introduced the Energy Conservation (Amendment) Bill in Rajya Sabha on Thursday.
P: “For petroleum refining we use hydrogen drawn from natural gas.
Q: To stop carbon emission, we will use green hydrogen gas.
R: The idea is to replace natural gas.
S: The Minister stated that the non-fossil fuel capacity was 42% of the total energy generation and in order to address the transition, the bill had been brought.
S6: We make ammonia from natural gas, both ammonia and natural gas are imported, we intend to replace that with green hydrogen, that is why this bill is required so that we can change the feedstock,” Mr. Singh said.