When your father was born $52$ years ago, his grandparents deposited $$300$ in an account for him. Today, that account is worth $$20,000.$ What was the annual rate of return on this account?

Multiple Choice

$9\mathrm{.}25\%$

$7\mathrm{.}85\%$

$8\mathrm{.}41\%$

$8\mathrm{.}07\%$

$6\mathrm{.}28\%$

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