Answer:
Earned income.
Step-by-step explanation:
Earned income refers to the wages, salaries, bonuses, commissions, tips, and net earnings which are gotten from a job or self-employment. Any form of income whatsoever that is gotten from carrying out activities related to an enterprise or business, is considered earned income.
As can be seen in the scenario presented above, Mia is making money from writing, this is an example of earned income.