You commit a fallacy of non sequitur when you site in support of a conclusion something that's true but irrelevant.

你会做出不当结论型谬论，当你采用支持结论，为真而不相关的时候。

youdao

Surely that premise is irrelevant to the conclusion.

当然前提与结论无关。

youdao

So you site and support of a conclusion, one of your premises is true so that's fine but it's irrelevant to the conclusion.

所以你采用并支持结论，其中一个前提为真，很好，但是与结论不相关。

youdao

My conclusion is that the company is becoming irrelevant to investors and a liability for manufacturers since they will have to justify discount prices to other customers unless J.

FORBES: J.C.Penney slides Further into Oblivion