Final answer:
The word 'anxious' in the passage means 'nervous'.
Step-by-step explanation:
The word 'anxious' in the passage means nervous. In the given context, Jane is disturbed by the loud noise and is feeling uneasy and worried about what might be causing it. This is evident from her actions of bringing out her pepper spray and inching closer to investigate. Jane's jump and the fact that she is about to yell for help also indicate her nervousness. Therefore, 'nervous' is the best answer choice that accurately represents the meaning of the word 'anxious' in this passage.