Answer:its option a
Step-by-step explanation: the distance formula is y sub 1 minus y sub 2
And x sub 1 minus y sub 2
200 gallons
5/5-4/5=1/5
1/5=40 gallon
40x5=200 gallon
1/2 = 3/6
5 gallons of water changed it to 5/6, so that would mean 2/6 would be 5 gallons worth.
5 x 3 = 15.
Hope this helps.
T because it’s the only letter which appears 3 times (the most)