直线\(y = 2x\)被椭圆\(C:\frac{{{x^2}}}{8} + \frac{{{y^2}}}{4} = 1\)截得的弦长是\((\quad )\)

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直线\(y = 2x\)被椭圆\(C:\frac{{{x^2}}}{8} + \frac{{{y^2}}}{4} = 1\)截得的弦长是\((\quad )\)。

A.\(\frac{{4\sqrt {10} }}{3}\)

B.\(\frac{{4\sqrt {10} }}{9}\)

C.\(\frac{{2\sqrt {10} }}{3}\)

D.\(\frac{{16}}{9}\)

参考答案：A