Select the sentence that properly uses parallel structure: O if I could do my life over, I would go to school, become a vet, and care for animals.
O if I could do my life over, I would go to school, studying to become a vet, all so I can for animals.
O if I could do my life over, I would go to school, I would then learn to be a vet, and this would be for animals.
O if I could do my life over, I would go to school, afterward I'd be a vet, and then I would be caring for animals.