Critical Reasoning (CR) | Re: The fact that only one jumbo-jet manufacturer remains in the United

I was stuck between A and C but on carefully reading A is Irrelevant.
Whenairlines order new jumbo jets, they provide a large amount of work for aircraft manufacturers. Sowhat?

Paradox is Before the President publicly connected this issue to that of import quotas on jumbo jets, however, the domestic manufacturer raised the national defense issue in its publicity campaign for importquotas .
Why the manufacturer did so?

Because when he used other rationale besides National defense argument they
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