I think d makes the most sense, it isnt b or c because they're sponsored which lets the sponsors tell lies for their benefit
When the he said "i am a citizen of this world" , it related to when Ram has to changed to be able to live in the house, and basically pretending to be someone he is not
He should be able to rent a place without having to pretend to be someone else is the meaning when he said it
hope this helps
They were renowned for their potraits
Yesterday is history, tomorrow is a mystery, but today is a gift that's why it is called the present- master oogway