The mood of this paragraph is anxious anticipation.The use of descriptive language such as "Her pulse quickened" and "Her stomach felt uneasy" creates a sense of nervousness and unease. Additionally, the repetition of changing outfits and the use of the word "perfect" suggests that Katie is striving for a certain level of perfection, which can add to the pressure and anxiety she is feeling. The sentence "Jacob would be here any minute" also adds to the sense of anticipation and nervousness. Finally, the abrupt interruption of the doorbell ringing suggests a sudden shift in the situation and further adds to the overall mood of anxious anticipation.