I think it's B... hope I'm right and i hope it helped. :)
The night air was warm, beckoning anyone to come and sit on the inviting patio, where the master had constructed it with his own worn-out hands. Fireflies lit the patio up with their twinkly yellow lights that made anyone love the season of summer.
The answer is B.
Explanation- you just have to know what indigestion means . It means pain or discomfort so she regretted as you can see because she said she should just leave it to singing in the car or in the shower.