What is the reasoning behind this decision?

作出这个决定的依据是什么？

《牛津词典》

I sincerely believe that this is the right decision.

我由衷地认为这个决定是正确的。

《牛津词典》

If you feel you can live with both the alternative as well as the possible outcome, this is the wise decision you should follow.

如果你觉得对于选择本身以及它所可能产生的后果都过地去，那就是你需要遵循的选择。

youdao

The researchers say this is the first study linking health insurance to the decision to seek treatment for a heart attack.

VOA: standard.2010.04.18

And the claim is that when you choose this, in order to justify your decision, you denigrate the one you didn't choose.

对这个行为的解释是，当你选这一粒时，为了表明你的选择是正确的，你会贬低第一次没选上的那粒。

耶鲁公开课 - 心理学导论课程节选

One more issue is, you have another decision when you run up to hit this, hit the penalty other than just left and right.

另一个问题是,在你主罚点球的时候,除了左路右路外还有别的需要考虑吗

耶鲁公开课 - 博弈论课程节选

And you know, people can be upset about it but this is the decision I made.

NPR: Black Conservatives Torn Between McCain, Obama

Officials here say they would happily sell to China, but stress that this is a decision for the government.

BBC: NEWS | Europe | German arms firms muscle in

This is very much the wrong decision.

FORBES: Press TV and the Freedom of the Press