During $2023,$ Aiden earned $$60,000$ gross employment income from his position as a co$-$ordinator at GGF Mutual Funds. He and his employer each contributed $$1,500$ to his Registered Pension Plan $($RPP$),$ while Aiden also contributed $$1,000$ to a Registered Retirement Savings Plan $($RRSP$),$ $$2,000$ to a Tax$-$Free Savings Account $($TFSA$),$ and $$500$ to a First Home Savings Account $($FHSA$).$ Aiden also paid $$700$ in medical expenses. Aiden had no other tax deductions other than those arising from the foregoing.

What was Aiden$$s average Federal tax rate in $2023?$ Refer to $2023$ Federal income brackets and rates below.

Income Bracket Marginal Tax Rate

$0-$ $$53,3590\mathrm{.}15$

$$53,360-$ $$106,7170\mathrm{.}205$

a$)15\mathrm{.}00\%$

b$)15\mathrm{.}01\%$

c$)15\mathrm{.}35\%$

d$)15\mathrm{.}41\%$