Which sentence has the correct parallel structure? my parents say that if i’m going to go, i have to pay for either half of the trip myself and pay for all of my spending money. my parents say that if i’m going to go, i have to pay for either half of the trip myself or pay for all of my spending money. my parents say that if i’m going to go, i have to pay for either half of the trip myself nor pay for all of my spending money.