The answer is B. IT DOESN'T HELP DECISION MAKING OR INCREASING REACTION TIME
They base it on experiences with people they have had in the past
we know that
the surface area of the top of the water
is calculated with the formula of the area of a circle

Step 1
Find the radius of the water tank in the middle of the tank
by proportion

so
For h=5 m
the radius is equal to r=1.5 m
Step 2
Find the surface area


therefore
the answer is
the surface area of the top of the water is 
Answer:
True
Explanation:
What you eat and how much you excersise makes a difference. Don’t smoke, ect
Hello there,
The answer to yourn question is 3-5%
Hope this helps :))
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