Keith, age 16 and single, lives with his parents while attending high school. In 2020, he received $6,000 of interest income and $8,500 of wages from a part-time job. What amount of Keith taxable income is taxed at his and his parents' tax rates, respectively?

		$1,850 at Keith rates; $2,200 at his parents' rates.
		$9,600 at Keith rates; $2,200 at his parents' rates.
		$2,100 at Keith rates; $3,800 at his parents' rates.
		$1,850 at Keith rates; $3,800 at his parents' rates.