Based on the data shown in Source 3, the correct answers are:
Source 3 shows that the population of those living in the urban areas of Louisiana kept rising from 1930 to 1950.
The reason for this was because there was an expansion in the shipbuilding industry which offered jobs in urban areas. There was also an increase in jobs available thanks to war production.
Find out more on rural to urban migration at https://brainly.com/question/143846.