Public financing of a campaign comes from which of these sources? wealthy donors the government foreign countries the labor unions

Public financing of a campaign comes from the Government

Public financing of a campaign refer to the source of financing that came from government's own budget and its own revenue.

Explanation:

Public funding of Presidential elections means that adequate Presidential nominees receive central government funds to pay for the valid interests of their political campaigns in both the first and general elections. National political participants also get federal money for their national nominating committees.

Public financing of a campaign comes from the Government

Public financing of a campaign refer to the source of financing that came from government's own budget and its own revenue, so this would be the most suitable answer