Laughing is more likely, especially if he's close with Jor. Out of respect for her bro/kidlet, she'd refrain from being too violent, like she might push him a little but she'd be careful not to deck him.
Well, both Aria and Avery are natural flirts, so they'd be amused and appreciate the attention. Fergus has no problem attempting to take Ren under his wing, if Ren likes. Aww, Genevieve will like that he enjoys her cooking.