For the first 6% of Bianca's salary, her employer matches 100% of her 401(k) contributions, and from 6% to 12%, Bianca's employer matches 50% of her
401(k) contributions. Bianca's salary is $50,000, and last year, she contributed
$6000 to her 401(k) plan. What was her employer's contribution to the
401(k)?
O A. $6000
O B. $4500
C. $3000
O D. $7200