A. a corporation commits a crime whenever one of its employees commits a crime, if the employee acted correct - parallelism is maintained "if the employee acted .... and if the corporation benefited"
B. a corporation is committing a crime whenever one of its employees committed a crime, if those employees were acting incorrect tense - present continuous is not required...needs a simple present tense
C. corporations commit a crime whenever one of its employees does, on the condition that the employee acts its(singular) cannot refer to corporations, usage of "on the condition" is awkward in this sentence
D. corporations commit crimes whenever an employee of those corporations commit a crime, if it was while acting Subject verb agreement employee (singular), commit (plural)
E. the corporation whose employees commit a crime, commits a crime, whenever the employee acted whenever and if have different meanings