Sentence Correction

Bourbon, created from a mixture based mostly on corn, and Rye whiskey, consisting of at least 50% rye, is distilled to contain no more than 80% alcohol per volume and is poured into new oak barrels for the aging process, as doing so complies with federal regulations.

A. is distilled to contain no more than 80% alcohol per volume and is poured into new oak barrels for the aging process, as doing so
B. is poured into new oak barrels for the aging process and is distilled to contain no more than 80% alcohol per volume and, as to do so
C. are distilled to contain no more than 80% alcohol per volume and are poured into new oak barrels for the aging process, as it
D. are distilled to contain no more than 80% alcohol per volume and are poured into new oak barrels for the aging process, as doing so
E. are distilled to contain more than 80% alcohol per volume and are poured into new oak barrels for the aging process, as to do so

[spoiler]OA: D. [/spoiler]Isn't Rye Whisky part of the mixture which defines Bourbon? Does the comma after corn signify that Rye Whisky is a different element?

rahulvsd wrote:Bourbon, created from a mixture based mostly on corn, and Rye whiskey, consisting of at least 50% rye, is distilled to contain no more than 80% alcohol per volume and is poured into new oak barrels for the aging process, as doing so complies with federal regulations.

A. is distilled to contain no more than 80% alcohol per volume and is poured into new oak barrels for the aging process, as doing so
B. is poured into new oak barrels for the aging process and is distilled to contain no more than 80% alcohol per volume and, as to do so
C. are distilled to contain no more than 80% alcohol per volume and are poured into new oak barrels for the aging process, as it
D. are distilled to contain no more than 80% alcohol per volume and are poured into new oak barrels for the aging process, as doing so
E. are distilled to contain more than 80% alcohol per volume and are poured into new oak barrels for the aging process, as to do so

OA: D. Isn't Rye Whisky part of the mixture which defines Bourbon? Does the comma after corn signify that Rye Whisky is a different element?

Please reveal OA only in spoiler, which will help many in the forum to have a shot at the question!

Bourbon and Rye are separate whiskies. We can use the presence of modifying phrases to see this:

Bourbon, created from a mixture based mostly on corn, and Rye whiskey, consisting of at least 50% rye, is distilled to contain no more than 80% alcohol per volume and is poured into new oak barrels for the aging process, as doing so complies with federal regulations.