I need a more detailed explanation to help you.
Answer:
c. occurring at the same time
Explanation:
simultaneously means to do at the same time and c is the only answer choice that reflects this
"donned" means to put on, so she put on her shoes, and the context clue Simone carefully dressed, therefore, donned or put on, is the only one that could fit, it the context.
Hope this helps
I don't think there is a comma.....