Sentence Correction (SC) | Re: In the retail clothing industry, the spring months are traditionally w

In the retail clothing industry, the spring months are traditionally weak, because revenues are low and advertising expenses are high as retailers prepare for the heavier back-to-school and holiday shopping seasons.

(A) low and advertising expenses are high as retailers prepare
-------- "ARE LOW" and "ARE HIGH" are parallel -> Looks okay, let's keep it.


(B) low and their advertising expenses are high as they prepare
-------- Use of "THEIR" makes the parallelism
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