Critical Reasoning (CR) | Re: Irradiation of food by gamma rays would keep it from spoiling

(A) is irrelevant. We're not talking about what might happen if you store poorly.
(C) doesn't matter--the argument already considers them separate issues ("nutrition or safety")
(D) So?
(E) Again... so? We're just worried about whether there's a safety or nutrition issue, here.

Here was my line of thinking when I came to (B). I too was turned off by the "raw food" bit.
We know vitamin losses occur in cooking - shown when the author says "vitamin losses[that occur in irradiation]
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