Which is a run-on sentence?
a.
we thought we were the only ones on the tour, dozens of people were lined up at the gate.
b.
her dog, goldie, goes to agility training, which directs dogs through an obstacle course.
c.
heather, who brought a tray of cakes and cookies, set them on the table at the potluck.
d.
when you come home from school, put the trash out and water the lawn.

Which would be the most credible source for researching the effects of smoking? letter from your grandfather web page about someone’s lung cancer report prepared by a tobacco company research article in a scientific journal

How do pip's feelings of guilt in chapter 6 fluctuate? a. he feels both guilty and exhilarated by the opportunity to interact with a convict. b. he doesn't feel any true guilt, but rather fear that he will be caught and self-loathing that he stole. c. he feels guilty, but only until the convict is found. d. he feels guilty for lying to joe, but not for stealing from mrs. joe, because he doesn't love her.

Need some on this. which answer is it?