Answer:
D. service sector
Step-by-step explanation:
The agriculture sector needs many laborers. Without the help of farmers (labors), it is challenging to produce good corps. So, C is not the answer.
Although Manufacturing sectors are getting automation, still labors are necessary to operate those machines to produce goods. So, B cannot be the answer.
Financial sectors need several laborers to operate day to day operations. So, it is also wrong.
Service sectors- for example, teaching, lawyer, tourist guides, and hospitality, change the theme of organized labor to individualism. Therefore, it has turned around quickly. Therefore, the option "D" is the answer.