Question

Will give out medals. Which sentence is a run-on sentence?

Answer 1

A.
The day after tomorrow, Louisa will run in a 5-mile race to raise money for charity.

B.
Louisa stretches before she runs, she also stretches after she runs.

C.
Some people stretch before exercising; I prefer to jog slowly.

D.
I like to run laps around the track, but Louisa enjoys running on the cross-country trails.

Answer 2

It's B. The correct way to do be is: Lousia stretches before she runs. She also stretches after she runs.