请教一下高手，下面这道题题干该如何翻译？尤其是 the chemicals division for the balance是什么意思？
A company’s two divisions performed with remarkable consistency over the past three
years: in each of those years, the pharmaceuticals division has accounted for roughly 20
percent of dollar sales and 40 percent of profits, and the chemicals division for the balance.
Which of the following can properly be inferred regarding the past three years from the
statement above?
(A) Total dollar sales for each of the company’s divisions have remained roughly constant.
(B) The pharmaceuticals division has faced stiffer competition in its markets than has the
chemecials division.
(C) The chemicals division has realized lower profits per dollar of sales than has the
pharmaceuticals division.
(D) The product mix offered by each of the company’s divisions has remained unchaged.
(E) Highly profitable products accounted for a higher percentage of the chemicals division’s
sales than of those of the pharmaceuticals divisions.
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