Magazines is the answer to ur question
Most likely, finish the conversation then help the customer.
Least, bring the person I’m talking to to help the other customer
B because the reader already knows what is about to happen to the characters while the others run in chronological order
This builds tension rather than shock as it would if it were in chronological order
2270/454=5 then with the measure ments write them like cm^3/g
so your answer is:
5 cm^3/g