I think its C sorry if its wrong!
1 gallon = 128 oz
2 gallons = 256 oz
256/10 = 25.6 oz
each person received 25.6 oz of punch or 3.2 cups
<span>The greatest possible error in a given measurement is half of term's
measuring unit; and more complex math stuff the answer is 5 miles.</span>
So what’s the question? What are we trying to find?