Answer:
It looks all good to me but wtz bout rest of questions
Gatsby did not leave West Egg even though Nick tells him to do so because he was waiting for Daisy to give him a call and a go-signal that both of them will run away and live a different and brand new life together. Gatsby was a hopeless romantic that was just waiting and has always been waiting and wanting for the love of his life, which was none other than, Daisy.
YES the Puerto Rican law violated the dormant commerce clause. Puerto Rico does not have the power to regulate the cement labels because this law concerns commerce (and the US has the power to regulate commerce within the US territories and abroad).