i tol as sose, he as is income tax for under $5300$ and $14\%$ between $830015000$and $19\%$ above $$50000.$ what is his effective income tax? a$.15\mathrm{.}3\%$ b$.14\mathrm{.}2\%$ c$.15\mathrm{.}8\%$ d$.12\mathrm{.}4\%$ e$.13\mathrm{.}1\%$