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

P.The second increases delays in value delivery, which ultimately has the same effect.

2.Without that, even a technically competent system may cost too much to develop, take too long to deliver, or incur manufacturing or operating costs that cannot economically support efficient value.

Q.Achieving the goal of Lean—that is, the shortest sustainable lead time with best quality and value to people and society—requires understanding the economics of a mission.

R.The first choice directly undermines economic outcomes.

5.However, centralizing such knowledge means that a worker’s everyday decisions are either made without this information or escalated to those who have it.

S.To this end, the entire chain of leadership, management, and knowledge workers must understand the economic impact of the choices they’re making.

T.Traditionally, the economic constraints on their activities are known only to the decision-makers and authorities who understand the business, marketplace, and customer finances.