I'm pretty sure you should click the second bubble. That one looks like its correct. The other ones have wrongly placed commas so that's the only one that makes sense to me. Hope this helps! =^-^=
Answer:
an example of nonverbal communication is thumbs up
I am not sure but I think the answer is the interest rate (e.g. 2% interest)
B. the same line you left off. however, make sure to reference in accordance with the type of paper you are doing, apa or mla