Which of the following is a run-on sentence?
A. Although I felt like going on a walk, I was too tired and stayed home instead.
B. My friend and I went on a bike ride.
C. We were not sure what we wanted to do, so we decided to see a movie.
D. I wanted to go to the movie he wanted to stay home.
The answer I would say is A is could be compressed and taken out the coma to make it easier to read and shorter sentence