The following sentences form a paragraph. The sentences are numbered as P, Q, R, S and T. These five parts are not given in proper order. Read the sentences and choose the alternative that arranges them in correct order.

P. Green industrial policy is necessary because green industries such as renewable energy and low-carbon public transportation infrastructure face high costs and many risks in terms of the market economy.

Q. Social scientists argue that the mitigation of climate change requires state intervention and governance reform.

R. Green industrial policy (GIP) is strategic government policy that attempts to accelerate the development and growth of green industries to transition towards a low-carbon economy. 

S. Thus, governments use GIP to address the economic, political, and environmental issues of climate change.

T. Therefore, they need support from the public sector in the form of industrial policy until they become commercially viable.