Answer:
I'm pretty sure short but not a hundred percent sure
I would say the second option - "She skipped off, singing"
It gives a visual of her being very happy, instead of just saying she was happy.
Answer:
Thank you for asking the question
the answer is contaminated with harmful or poisonous substances.
Well, despite the fact that you haven't provided me with sentence 8 for review, I can -- fortunately for you -- say that option B MUST be the correct answer ... based solely on pure logic and a strong command of English.