One of the advantages held by the Union during the Civil War was a. they had industries and manufacturing to supply their army

b. they had a small population that was easier to manage in wartime

c. They had gifted military leaders such as Robert E. Lee and Stonewall Jackson

d. they only had a few railroads

The rise of advertising in the 1920s. i am good with seeing how advertisements shape the roaring twenties and how it developed a new way of life through modern days. but i am not sure what the details of advertising in the 1920s were. if possible can you send me links (preferrably credential links) to sources that maybe show like the first company to start advertising through the radio, how advertising benefits (statistics graphs), etc.

The current population of a city can be represented by "p." the population is expected to increase by 6.5% next year. write an expression in simplest form that represents the expected population next year.

Brainliesttt asap!me : describe the responses to terrorism in the united states.