Context: " " I think I need to be on top . " " Okay you lead , " and she grinned as she pushed him down on the bed and raised her eyebrows . " The socks are not working John , " and she chuckled as he quickly pulled them and the boxers off . " Better , " she nodded as he pulled himself up a bit and she handed him some pillows to prop himself up .

Question: What is the relationship most likely between the two ?
Options:
0. Uncle and nephew
1. Siblings
2. Parent and child
3. Couple
Answer: 3