GMAT Sentence Correction (SC) | Re: Although it was once funded entirely by the government, the

Please correct me if iam wrong :-

Although it was once funded entirely by the government, the Victoria and Albert Museum was one of the first of Britain’s national museumsseeking support from corporations and private donors andto increase income by increasing attendance.

Before we start, i looked at the IIism marker of infinitive To Increase and something has to be parallel to it.

(A) one of the first of Britain’s national museums seeking support from :-Not Parallel with to seek
(B)
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