Find the length of the curve given by the equation.\(x^{\frac{2}{3}}+y^\frac{2}{3}=a^\frac{2}{3}\)

• A. \(\frac{3a}{2}\)
• B. \(\frac{-7a}{2}\)
• C. \(\frac{-3a}{4}\)
• D. \(\frac{-3a}{2}\)