The federalist papers were written by three authors and discussed three topics related to the constitution. wrote about united states relationships with other countries, wrote about government structure, and wrote about the weakness of the articles of confederation.

The correct answers are the following: John Jay wrote about United states relationships with other countries, James Madison wrote about government structure, and Alexander Hamilton wrote about the weakness of the articles of the confederation.

John Jay expressed his thoughts on foreign policy in Federalist Paper No. 3, titled The Same Subject Continued: Concerning Dangers from Foreign Force and Influence. James Madison wrote 29 articles about the balance of power and giving a proper structure to government from articles 37-58 and later continuing with 62-64. Alexander Hamilton focused on the weaknesses of the constitution and how that affected the relationship between the different states by writing his ideas in a total of 51 articles.

John Jay expounded on United states associations with different nations, James Madison expounded on government structure, and Alexander Hamilton expounded on the shortcoming of the articles of the confederation.  

Explanation:

John Jay communicated his contemplations on outside arrangement in Federalist Paper No. 3, titled The Same Subject Continued: Concerning Dangers from Foreign Force and Influence. James Madison composed 29 articles about the parity of intensity and giving an appropriate structure to government from articles 37-58 and later proceeding with 62-64. Alexander Hamilton concentrated on the shortcomings of the constitution and how that influenced the connection between the distinctive states by composing his thoughts in a sum of 51 articles

we will reach the goal of freedom in birmingham and all over the nation,

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.