First, let’s get rid of the ungrammatical fluff; Choices B, D and E are out because of SV mismatch. Between A and C, the reversed sentence in A is more out appropriate because it brings the contrast well by saying ‘for all its financial troubles’, meaning in spite of its financial troubles. Because of reversal, the modification may seem somewhat out of track, but that is a style of writing. C on the contrary by toeing the same direction rather than attempting to espouse the contrast, is
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