(A) According to the National Pasta Association, per-capita consumption of pasta in the United States, which has already been approaching 19 pounds a year, will achieve 30 pounds a year by the twenty-first century.
(B) Already approaching 19 pounds a year in the United States, the National Pasta Association predicts that per-capita consumption of pasta will reach 30 pounds a year by the twenty-first century.
(C) The National Pasta association predicts by the twenty-first century that per-capita consumption of pasta in the United States, which is already approaching 19 pounds a year, will reach 30 pounds a year.
(D) By the twenty-first century, the National Pasta Association predicts that per-capita consumption of pasta in the United States, having already approached 19 pounds a year, will reach 30 pounds a year.
(E) According to the National Pasta Association, per-capita consumption of pasta in the United States is already approaching 19 pounds a year and will reach 30 pounds a year by the twenty-first century.
Solution:
Modifier**
A and C can be eliminated because which, in these choices, refers to US rather than thc consumption.
B can eliminated because Already approaching 19 pounds refers to the National Pasta Association rather than the consumption.
D is incorrect because removing the text between two commas does not yield a complete sentence.
E is the best choice here.
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