Which fact would be best to include to help nominate Barton for the "Most Fearless" category?

Barton went on to the battlefield to wounded soldiers.

Explanation:

Clara Barton always felts that she needed to be there at the battlefields where the suffering was most. She continuously requested and prompted officials and leaders to allow her to attend the wounded soldiers at the battlefields.Barton knew that going into the battlefield would be a great risk for her life but she was ready to face it. She felt that the lives of the wounded soldiers were more important than hers.Regardless, Barton courageously went into the battlefields and attended the wounded soldiers. This fact would be best to include to help nominate  her for the "Most Fearless" category.