Final answer:
The best way to fix the sentence 'Exercised after school.' would be option B. 'We exercised after school.'
Step-by-step explanation:
The best way to fix the sentence 'Exercised after school.' would be option B. 'We exercised after school.' This option provides a complete and grammatically correct sentence by including a subject (We) and a verb (exercised) that agrees with the subject. The other options either add unnecessary information or do not provide a subject and verb combination.
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