The freeze-dry process intended to increase the shelf life of vaccines

The freeze-dry process intended to increase the shelf life of vaccines will remove the need for the cold storage.

A. freeze-dry process intended to increase the shelf life of vaccines will remove the need for the cold storage

B. freeze-dry process, which removes the need for the cold storage, intends to increase the shelf life of vaccines

C. freeze-dry process intends to increase the shelf life of vaccines and removes the need for their cold storage.

D. process of freeze-drying, intended to increase the shelf life of vaccines, would remove the need for their cold storage

E. process of freeze-drying is intended to increase the shelf life of vaccines to remove the need for their cold storage

D is incorrect because of modifier error , intended modifying previous noun freeze-drying and says freeze drying intended to increase the shelf life of vaccines, whereas process of freeze-dying do so.
And A is correct because of its intended meaning which is not delivered by other options i.e. freeze-dry process increase shelf life of vaccines and this will lead to remove the need of the cold storage.
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