Final answer:
Gatsby's actions upon Daisy's arrival show his nervousness and his efforts to impress her.
Step-by-step explanation:
When Daisy arrives, Gatsby becomes visibly nervous. One way we know this is through his constant fidgeting and inability to sit still. He also tries to impress her by showing off his wealth and luxurious lifestyle.
For example, he takes her on extravagant outings and throws lavish parties at his mansion. Additionally, he tries to impress her with his connections and social status by introducing her to influential people. These actions reflect Gatsby's desire to win Daisy's love and approval.