What role do government agencies play in a mixed market economy?
They run shipping companies and other sources of distribution.
They own farms, factories, and other sources of production.
They regulate some aspects of production and distribution.
They employ most of the workers in the economic system.

They regulate some aspects of production and distribution.

Explanation:

In the mixed market economy, the government's main role is to :

- ensure that the competition among the private sectors occur fairly

- Ensure the protection of every citizens from the economic competition.

In order to do this, the government need to regulate several aspects of the business. For example :

- The government can ban several materials from being used in production if we have enough proof that the materials will be dangerous for Customers.

- The government cold also create a regulation regarding minimum-wage and maximum working hours in order to ensure that the workers are treated fairly.

a, he promoted disarmament

the underground railroad (apocope of the metropolitan railroad) is a system of urban trains located within a city and its metropolitan area. it is characterized for being a massive transport of passengers in the big cities, uniting diverse zones and their environs, with high capacity and frequency and in segregated form to other systems of transport. metropolitan railroads are built underground or on the surface, although most systems use mixed models where sections are combined in both modalities.

1 - as a result, the metro tends to reduce car travel for two reasons: first, due to the greater transfer of users from the car and, second, due to the reduction in the acquisition of cars in homes located in sectors near the stations of the metro.

2 -the metro allows to contribute effectively to the achievement of all the objectives of an urban development policy: it improves the efficiency of the city's economy by reducing travel costs and also generates a higher level of activities in the city center, taking advantage of of the agglomeration economies.

3 -it is a clean means of transport, since it uses renewable energy (usually electricity), taking care of the environment and avoiding excessive pollution.