Which type of visual representation is best for comparing data as percentages of a whole? a. bar graph b. pie chart c. line graph d. map

The correct answer is B) Pie chart.

The type of visual representation that is best for comparing data as percentages of a whole is the pie chart.

A pie chart is a useful graphical tool for presentations. The pie chart is a circular graphics divided into slides to express the different portions, percentages, or numbers. The main reason to use a pie chart is for comparison purposes. The pie chart helps us to compare data as percentages, understand the division of the portions portrayed in a clear and colored way. The pie chart is an integral part of a good financial presentation, among others.  

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.

formulating the initial idea for the policy

answer is c.