Based on the description provided, the most fitting inference about Miss Lottie's character is that she is a mysterious figure who evokes both fear and curiosity. This suggests that there are complexities to her personality or background that intrigue others, making her presence noteworthy in a way that combines intrigue with apprehension.
The other options, while they could fit depending on additional context, don't align as well with the idea of her being mysterious and evoking a range of emotions.