C. Unexpected and surprise make it redundant - a surprise should be unexpected!
It's important to choose an organizational strategy before outlining your paper because you need to get a clear understanding of your topic. You should also research more into what you are writing about and add notes to your outline. Keep track off all citations used, and check for grammatical mistakes.
There were three people who refused to help him. These people were his personal servant. The second one is a soldier called Dardanius and lastly, his friend Voluminius, one of his fellow conspirator who wishes to overthrow Caesar.