When the government pays for childhood vaccinations, it is

A) internalizing an external cost.
B) using taxes to discourage an external cost.
C) subsidizing an external benefit.
D) using direct regulation to discourage an external cost.

Subsidizing

The act of providing financial support by the government to lower the cost of producing goods or services, often to encourage production or consumption.

External Benefit

A positive effect or advantage that extends beyond the direct parties involved in a transaction, affecting others who are not directly involved.

Childhood Vaccinations

Immunization shots given to children to protect them from serious diseases by building immunity.