Imo. B
Rather than abandoning the mining industry that was about to seemingly fail, Spruce Pine, North Carolina, would turn its attention from mica to quartz and become the world’s largest provider of high-grade, pure quartz for computer chips and other electronics.
Spruce pine would tern it's attention from A to B and become the largest provider of high grade, pure quartz for M & N rather than abandoning,,,,
List is not parallel, as correct expression is X rather than Y, here noun is compared with verb.
A. Rather than abandoning the mining industry that was about to seemingly fail,- incorrect as above reason.
B. Rather than abandon the mining industry that seemed about to fail,- parallelism is maintained and SVA is maintained, I.e. industry seemed about to fail, and makes sense.
C. Instead of the mining industry that was seemingly about to fail being abandoned,- Usage of instead of is incorrect as 'rather than' is required for preference and usage of being and seemingly is incorrect.
D. Instead of abandon the mining industry that seemed about to fail,- Noun is preferred after instead of but here verb is mentioned, hence incorrect.
E. In place of abandoning the mining industry’s imminent failure seemingly about to occur, - use of in place of is nonsensical, imminent and about to occur distorts the meaning of original sentence.
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