Final answer:
The best statement reflecting Salak's feelings at the end of her journey is that she is d. grateful for the experiences, new friendships and insights gained about different cultures and her own.
Step-by-step explanation:
The statement that best captures Salak's thoughts as her journey ends would likely be grateful at having experienced so many new people and places. Based on the reference information provided, Caitlin's journey yielded new lifelong friendships, insights about Spain, and revelations about her own culture and comfort zone. Additionally, she developed greater compassion and understanding for what others have gone through when adjusting to new cultures. This personal growth and the positive connections formed suggest an overall sense of gratitude for the journey's experiences.
While fatigue and sadness are mentioned in some narratives, such as Lassiter's and the emancipated slaves, and psychological shifts following moments of high excitement are noted, the lasting impact of Caitlin's journey seems rooted in gratefulness and personal development rather than disappointment, longing for safety, or merely being energized.