Please help don’t get it

Answer:
A
Step-by-step explanation:
The required amount of fencing is the circumference (C) of the circle and
C = 2πr ← r is the radius of the circle
Here diameter = 64, hence r = 64 ÷ 2 = 32, thus
C = 2π × 32 = 64π ≈ 201.06 ft → A
Answer:
You must find the circumference.
Step-by-step explanation:
Your answer is A.) 201.06 ft