I honestly hope that this helps you.
I need the passage to help you, sorry.
Thats not allowed to happen. if it does then the sentence is incorrect, because of the subject\verb agreement
The answer is D. Olivia’s decision to mourn her brother and not marry for seven years.
Happiness. If you live longer but have a worse life it’s not worth it. If you live shorter but have a better life it’s the better option