Based on the provided options, the best inference about the woman and her situation can be articulated using the following analysis format (R.A.C.E: Restate, Answer, Cite evidence, Explain evidence):
Restate / Answer: It can be inferred that the woman is facing a significant challenge related to a looming deadline.
Cite Evidence: The text mentions that she paused, let out a heavy sigh, and glanced over her calendar, which had a highlighted date of January 31st.
Explain Evidence: This indicates that she is likely working towards an important deadline, which is causing her frustration and fatigue. Her messy hair and tired eyes illustrate that she has been working long hours, and her sigh reflects a moment of seeming defeat as she struggles with the pressure of completing whatever task is associated with that highlighted date.
This response encapsulates the woman's emotional state, her physical appearance, and the context of her situation, making it clear that she is dealing with stress and urgency.