Correcting Run-On Sentences only

Red car is in the parking lot. I don't know where the van and the motorcycle are.

She was the best student in the class. All the study groups invited her to participate.

There are four possible routes. I don’t know which is the best.

Red car in parking lot; I don't know where the van and motorcycle are.

There weren't enough copies to go around; we had to share the copies that were available.

Finished work early; you don't have to stay.

Red car in parking lot, and I don't know where the van and the motorcycle are.

She found the house once, but she didn't think she could find it again.

He wanted to meet the group at the restaurant; so he called to find out what time to arrive.

Correct answer.